DE102012110630A1 - Mehrschichtkörper sowie Verfahren zur Herstellung eines Sicherheitselements - Google Patents

Mehrschichtkörper sowie Verfahren zur Herstellung eines Sicherheitselements Download PDF

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Publication number
DE102012110630A1
DE102012110630A1 DE102012110630.4A DE102012110630A DE102012110630A1 DE 102012110630 A1 DE102012110630 A1 DE 102012110630A1 DE 102012110630 A DE102012110630 A DE 102012110630A DE 102012110630 A1 DE102012110630 A1 DE 102012110630A1
Authority
DE
Germany
Prior art keywords
layer
relief structure
multilayer body
relief
metal layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE102012110630.4A
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German (de)
English (en)
Inventor
Harald Walter
Wayne Robert Tompkin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
OVD Kinegram AG
Original Assignee
OVD Kinegram AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=49553693&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE102012110630(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by OVD Kinegram AG filed Critical OVD Kinegram AG
Priority to DE102012110630.4A priority Critical patent/DE102012110630A1/de
Priority to US14/439,526 priority patent/US20150298482A1/en
Priority to PCT/EP2013/073193 priority patent/WO2014072358A1/de
Priority to CN201380068328.0A priority patent/CN104884265B/zh
Priority to EP13788969.7A priority patent/EP2917041B1/de
Priority to AU2013343637A priority patent/AU2013343637B2/en
Priority to PH1/2015/501012A priority patent/PH12015501012B1/en
Priority to JP2015540175A priority patent/JP6452096B2/ja
Priority to KR1020157014603A priority patent/KR102175764B1/ko
Priority to MX2015005612A priority patent/MX358812B/es
Priority to BR112015010181-0A priority patent/BR112015010181B1/pt
Priority to CA2889569A priority patent/CA2889569C/en
Publication of DE102012110630A1 publication Critical patent/DE102012110630A1/de
Priority to US15/875,446 priority patent/US10926570B2/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/008—Surface plasmon devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/29—Securities; Bank notes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F19/00—Apparatus or machines for carrying out printing operations combined with other operations
    • B41F19/02—Apparatus or machines for carrying out printing operations combined with other operations with embossing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/324—Reliefs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/328—Diffraction gratings; Holograms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/342—Moiré effects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/373—Metallic materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/378—Special inks
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1814—Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
    • G02B5/1819—Plural gratings positioned on the same surface, e.g. array of gratings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1842—Gratings for image generation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1847—Manufacturing methods
    • G02B5/1852—Manufacturing methods using mechanical means, e.g. ruling with diamond tool, moulding
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1861—Reflection gratings characterised by their structure, e.g. step profile, contours of substrate or grooves, pitch variations, materials
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/0005—Adaptation of holography to specific applications
    • G03H1/0011—Adaptation of holography to specific applications for security or authentication
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/024—Hologram nature or properties
    • G03H1/0244—Surface relief holograms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Business, Economics & Management (AREA)
  • Computer Security & Cryptography (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Laminated Bodies (AREA)
  • Optical Filters (AREA)
  • Theoretical Computer Science (AREA)
  • Credit Cards Or The Like (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
DE102012110630.4A 2012-11-06 2012-11-06 Mehrschichtkörper sowie Verfahren zur Herstellung eines Sicherheitselements Pending DE102012110630A1 (de)

Priority Applications (13)

Application Number Priority Date Filing Date Title
DE102012110630.4A DE102012110630A1 (de) 2012-11-06 2012-11-06 Mehrschichtkörper sowie Verfahren zur Herstellung eines Sicherheitselements
CA2889569A CA2889569C (en) 2012-11-06 2013-11-06 Multilayer body and method for producing a security element
PH1/2015/501012A PH12015501012B1 (en) 2012-11-06 2013-11-06 Multilayer body and method for producing a security element
KR1020157014603A KR102175764B1 (ko) 2012-11-06 2013-11-06 다층체 및 보안 요소 제조 방법
CN201380068328.0A CN104884265B (zh) 2012-11-06 2013-11-06 多层体和用于生产防伪元件的方法
EP13788969.7A EP2917041B1 (de) 2012-11-06 2013-11-06 Mehrschichtkörper sowie verfahren zur herstellung eines sicherheitselements
AU2013343637A AU2013343637B2 (en) 2012-11-06 2013-11-06 Multilayer body and method for producing a security element
US14/439,526 US20150298482A1 (en) 2012-11-06 2013-11-06 Multilayer Body and Method for Producing a Security Element
JP2015540175A JP6452096B2 (ja) 2012-11-06 2013-11-06 多層体及びセキュリティエレメントの製造方法
PCT/EP2013/073193 WO2014072358A1 (de) 2012-11-06 2013-11-06 Mehrschichtkörper sowie verfahren zur herstellung eines sicherheitselements
MX2015005612A MX358812B (es) 2012-11-06 2013-11-06 Cuerpo de capa múltiple y método para producir un elemento de seguridad.
BR112015010181-0A BR112015010181B1 (pt) 2012-11-06 2013-11-06 Corpo de múltiplas camadas e método para produzir um elemento de segurança
US15/875,446 US10926570B2 (en) 2012-11-06 2018-01-19 Multilayer body and method for producing a security element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012110630.4A DE102012110630A1 (de) 2012-11-06 2012-11-06 Mehrschichtkörper sowie Verfahren zur Herstellung eines Sicherheitselements

Publications (1)

Publication Number Publication Date
DE102012110630A1 true DE102012110630A1 (de) 2014-05-08

Family

ID=49553693

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102012110630.4A Pending DE102012110630A1 (de) 2012-11-06 2012-11-06 Mehrschichtkörper sowie Verfahren zur Herstellung eines Sicherheitselements

Country Status (12)

Country Link
US (2) US20150298482A1 (https=)
EP (1) EP2917041B1 (https=)
JP (1) JP6452096B2 (https=)
KR (1) KR102175764B1 (https=)
CN (1) CN104884265B (https=)
AU (1) AU2013343637B2 (https=)
BR (1) BR112015010181B1 (https=)
CA (1) CA2889569C (https=)
DE (1) DE102012110630A1 (https=)
MX (1) MX358812B (https=)
PH (1) PH12015501012B1 (https=)
WO (1) WO2014072358A1 (https=)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014118366A1 (de) * 2014-12-10 2016-06-16 Ovd Kinegram Ag Mehrschichtkörper und Verfahren zu dessen Herstellung
DE102017006513A1 (de) * 2017-07-10 2019-01-10 Giesecke+Devrient Currency Technology Gmbh Sicherheitselement mit optisch variabler 2-dimensionaler Prägestruktur
WO2019121964A1 (de) * 2017-12-19 2019-06-27 Giesecke+Devrient Currency Technology Gmbh Sicherheitselement mit zweidimensionaler nanostruktur und herstellverfahren für dieses sicherheitselement
WO2019180460A1 (en) * 2018-03-22 2019-09-26 De La Rue International Limited Security elements and methods of manufacture thereof
WO2020030893A1 (en) * 2018-08-10 2020-02-13 De La Rue International Limited Security devices and methods of authentication thereof
DE112017000166B4 (de) 2016-06-17 2020-07-09 Nissha Co., Ltd. Übertragungsfolie, Dekorfolie und Dekorgegenstand
CN112078237A (zh) * 2020-08-25 2020-12-15 北京黎马敦太平洋包装有限公司 一种具有自动烫印质量检测装置的烫印系统
DE102021001018A1 (de) 2021-02-25 2022-08-25 Giesecke+Devrient Currency Technology Gmbh Sicherheitselement mit einem Lumineszenzmerkmal, Datenträger und Herstellungsverfahren
EP4190582A1 (de) * 2021-11-30 2023-06-07 Giesecke+Devrient Currency Technology GmbH Sicherheitselement mit reflektivem flächenbereich, datenträger und herstellungsverfahren
RU2799931C2 (ru) * 2018-10-22 2023-07-14 Обертур Фидюсьер Сас Элемент защиты ценного документа, способ его изготовления и содержащий его ценный документ
WO2023135028A1 (de) * 2022-01-12 2023-07-20 Giesecke+Devrient Currency Technology Gmbh Optisch variables flächenmuster und verfahren zur herstellung desselben
DE102022003386A1 (de) * 2022-09-14 2024-03-14 Giesecke+Devrient Currency Technology Gmbh Sicherheitselement mit Nanostrukturen
DE102022131373A1 (de) * 2022-11-28 2024-05-29 Leonhard Kurz Stiftung & Co. Kg Verfahren zur Herstellung eines Mehrschichtkörpers sowie Mehrschichtkörper
DE102024001643A1 (de) * 2024-05-13 2025-11-13 Bundesdruckerei Gmbh Wert- oder Sicherheitsdokument und Verfahren zur Herstellung

Families Citing this family (52)

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GB201301788D0 (en) 2013-02-01 2013-03-20 Rue De Int Ltd Security devices and methods of manufacture thereof
EP2767395A1 (en) * 2013-02-15 2014-08-20 KBA-NotaSys SA Substrate for security papers and method of manufacturing the same
EP3427968B2 (en) 2013-03-12 2023-03-01 Toppan Printing Co., Ltd. Display
FR3017231B1 (fr) 2014-01-31 2020-07-24 Hologram Ind Composant optique de securite a effet plasmonique, fabrication d'un tel composant et document securise equipe d'un tel composant
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DE102015100520A1 (de) * 2015-01-14 2016-07-28 Leonhard Kurz Stiftung & Co. Kg Mehrschichtkörper und Verfahren zu dessen Herstellung
EP3246735B1 (en) * 2015-01-15 2021-05-26 Toppan Printing Co., Ltd. Optical element, article, and method for manufacturing optical element
JP6641738B2 (ja) * 2015-02-04 2020-02-05 凸版印刷株式会社 表示体、および、表示体の観察方法
WO2016125843A1 (ja) * 2015-02-04 2016-08-11 凸版印刷株式会社 表示体、および、表示体の観察方法
DE102015004027A1 (de) * 2015-03-27 2016-09-29 Giesecke & Devrient Gmbh Sicherheitselement mit Effektpigmenten und einer Prägestruktur sowie Verfahren zu dessen Herstellung
CN112859222B (zh) * 2015-06-02 2022-08-12 凸版印刷株式会社 层叠体及其制造方法
WO2017010548A1 (ja) * 2015-07-15 2017-01-19 凸版印刷株式会社 表示体
CN105374283A (zh) * 2015-09-06 2016-03-02 深圳市天兴诚科技有限公司 一种防伪材料及其制备方法
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US10926574B2 (en) * 2015-12-17 2021-02-23 Sicpa Holding Sa Security element formed from at least two inks applied in overlapping patterns, articles carrying the security element, and authentication methods
AU2017218312A1 (en) * 2016-02-09 2018-08-23 Toppan Printing Co., Ltd. Optical element and information recording medium for counterfeit prevention
US10685199B2 (en) * 2016-03-08 2020-06-16 Dust Identity, Inc. Generating a unique code from orientation information
FR3051565B1 (fr) * 2016-05-23 2019-06-21 Surys Composant optique de securite et procede de fabrication d'un tel composant
WO2017206724A1 (zh) * 2016-05-31 2017-12-07 昇印光电（昆山）股份有限公司 装饰片、电子设备盖板以及电子设备
JP2017227837A (ja) * 2016-06-24 2017-12-28 凸版印刷株式会社 表示体
JP2018045156A (ja) * 2016-09-15 2018-03-22 凸版印刷株式会社 表示体、および、表示体の製造方法
JP6805668B2 (ja) * 2016-09-15 2020-12-23 凸版印刷株式会社 表示体、表示体付きデバイス、および、表示体の製造方法
EP3263649B1 (en) * 2016-06-27 2025-04-30 Viavi Solutions Inc. Optical devices
JP6837930B2 (ja) 2016-06-27 2021-03-03 ヴァイアヴィ・ソリューションズ・インコーポレイテッドＶｉａｖｉ Ｓｏｌｕｔｉｏｎｓ Ｉｎｃ． 高色度フレーク
US12187900B2 (en) 2016-06-27 2025-01-07 Viavi Solutions Inc. High chromaticity pigment flakes and foils
JPWO2018003989A1 (ja) * 2016-06-30 2019-04-25 凸版印刷株式会社 表示体、および表示体を備えた物品
DE102016009024A1 (de) † 2016-07-25 2018-01-25 Giesecke+Devrient Currency Technology Gmbh Sicherheitspapier, Sicherheitselement und Wertdokument
CN107861240B (zh) * 2016-09-29 2019-08-27 北京理工大学 曲面基底多层衍射光学元件的制作方法及装置
AU2018210527B2 (en) * 2017-01-23 2022-12-01 Magic Leap, Inc. Eyepiece for virtual, augmented, or mixed reality systems
DE102017106433A1 (de) * 2017-03-24 2018-09-27 Ovd Kinegram Ag Sicherheitselement und Verfahren zur Herstellung eines Sicherheitselements
FR3066954B1 (fr) * 2017-06-06 2019-11-01 Surys Composant optique de securite visible en reflexion, fabrication d'un tel composant et document securise equipe d'un tel composant
WO2019039572A1 (ja) 2017-08-23 2019-02-28 凸版印刷株式会社 表示体、偽造防止スレッド用紙、および偽造防止媒体
EP3770653B1 (en) * 2018-03-20 2025-07-09 Toppan Printing Co., Ltd. Optical element and authentication body
CN108680979A (zh) * 2018-06-21 2018-10-19 中国人民解放军63908部队 二维正弦光栅抗偏振敏感sers基底及其加工方法
US12552939B2 (en) 2018-06-29 2026-02-17 Viavi Solutions Inc. Optical devices with functional molecules
CN110712452B (zh) * 2018-07-13 2021-03-12 中钞特种防伪科技有限公司 光学防伪元件及其制备方法和光学防伪产品
JP7358730B2 (ja) * 2018-10-03 2023-10-11 凸版印刷株式会社 発色構造体
FR3087386B1 (fr) * 2018-10-22 2020-12-11 Oberthur Fiduciaire Sas Element de securite pour un document-valeur, son procede de fabrication et document-valeur qui le comporte
CN109445009A (zh) * 2018-12-17 2019-03-08 苏州印象镭射科技有限公司 彩色氛围光效光学膜及制造该光学膜的模具
FR3095981B1 (fr) 2019-05-13 2021-06-04 Surys Composant optique de sécurité à effet plasmonique, fabrication d’un tel composant et objet sécurisé équipé d’un tel composant
EP4309913A1 (en) * 2019-05-20 2024-01-24 Crane & Co., Inc. A security device including nanoparticles to tune index of refraction of layers of a polymeric matrix to optimize microoptic focus
GB2589818B (en) 2019-07-12 2022-12-14 De La Rue Int Ltd Security devices and methods of manufacture thereof
GB2585703B (en) 2019-07-12 2023-02-22 De La Rue Int Ltd Security devices and methods of manufacture
EP4054856A4 (en) 2019-11-05 2023-05-10 Dust Identity, Inc. APPLICATION AND USE OF UNIQUE UNCLONABLE PHYSICAL IDENTIFIERS
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AT523690B1 (de) 2020-03-16 2022-03-15 Hueck Folien Gmbh Flächiges Sicherheitselement mit optischen Sicherheitsmerkmalen
US11468281B2 (en) * 2020-11-27 2022-10-11 Thales Dis France Sa Data carrier with tamper-indication
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CA2889569C (en) 2021-10-26
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KR20150083102A (ko) 2015-07-16
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US20180201043A1 (en) 2018-07-19
EP2917041A1 (de) 2015-09-16
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US20150298482A1 (en) 2015-10-22
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