JPWO2021153761A1 - - Google Patents
Info
- Publication number
- JPWO2021153761A1 JPWO2021153761A1 JP2021574709A JP2021574709A JPWO2021153761A1 JP WO2021153761 A1 JPWO2021153761 A1 JP WO2021153761A1 JP 2021574709 A JP2021574709 A JP 2021574709A JP 2021574709 A JP2021574709 A JP 2021574709A JP WO2021153761 A1 JPWO2021153761 A1 JP WO2021153761A1
- Authority
- JP
- Japan
- 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
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3016—Polarising elements involving passive liquid crystal elements
-
- 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
- B42D25/364—Liquid crystals
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/286—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising for controlling or changing the state of polarisation, e.g. transforming one polarisation state into another
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3083—Birefringent or phase retarding elements
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/12—Polarisers
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020015438 | 2020-01-31 | ||
PCT/JP2021/003326 WO2021153761A1 (ja) | 2020-01-31 | 2021-01-29 | 識別媒体、物品、及び識別媒体の使用方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPWO2021153761A1 true JPWO2021153761A1 (ja) | 2021-08-05 |
Family
ID=77079147
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021574709A Pending JPWO2021153761A1 (ja) | 2020-01-31 | 2021-01-29 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20230076172A1 (ja) |
EP (1) | EP4099067A4 (ja) |
JP (1) | JPWO2021153761A1 (ja) |
CN (1) | CN114981693A (ja) |
WO (1) | WO2021153761A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4318058A1 (en) * | 2021-03-30 | 2024-02-07 | Zeon Corporation | Optical display medium, article, and method for using optical display medium |
WO2023190483A1 (ja) * | 2022-03-30 | 2023-10-05 | 日本ゼオン株式会社 | 識別媒体及び物品 |
WO2023189787A1 (ja) * | 2022-03-30 | 2023-10-05 | 日本ゼオン株式会社 | 識別媒体及び物品 |
WO2023190481A1 (ja) * | 2022-03-30 | 2023-10-05 | 日本ゼオン株式会社 | 識別媒体及び物品 |
WO2023189966A1 (ja) * | 2022-03-30 | 2023-10-05 | 日本ゼオン株式会社 | 識別媒体及び物品 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5828661A (en) * | 1996-05-22 | 1998-10-27 | Qualcomm Incorporated | Method and apparatus for providing a cone of silence in a cellular communication system |
JP2003207635A (ja) * | 2002-01-15 | 2003-07-25 | Nhk Spring Co Ltd | 対象物の識別媒体及び識別方法 |
DE60336184D1 (de) * | 2002-02-06 | 2011-04-14 | Merck Patent Gmbh | Doppelbrechender Film und seine Verwendung |
US7443585B2 (en) * | 2002-04-23 | 2008-10-28 | Nitto Denko Corporation | Polarizer, polarization light source and image display unit using them |
AU2003234341A1 (en) * | 2002-05-07 | 2003-11-11 | Toppoly Optoelectronics Corp. | Reflective and transflective liquid crystal display using a wire grid polarizer |
DE602004031385D1 (de) * | 2003-06-10 | 2011-03-24 | Dainippon Printing Co Ltd | Projektionsschirm und Projektionssystem |
WO2005059597A2 (en) | 2003-12-16 | 2005-06-30 | Sun Chemical Corporation | Cholesteric liquid crystal security arrangement |
JP4909535B2 (ja) * | 2005-06-23 | 2012-04-04 | 日東電工株式会社 | 積層反射体、認証カード、バーコードラベル、認証システム、及び、認証領域形成システム |
JP4866129B2 (ja) * | 2006-04-03 | 2012-02-01 | 日本発條株式会社 | 識別媒体、識別方法および識別装置 |
KR100828475B1 (ko) * | 2007-09-28 | 2008-05-13 | 주식회사 민코엘에스 | 외장 테두리 교체형 휴대용 액세서리 |
JP5543097B2 (ja) | 2008-11-07 | 2014-07-09 | 富士フイルム株式会社 | 偽造防止箔 |
JP4669545B2 (ja) * | 2008-12-08 | 2011-04-13 | 大日本印刷株式会社 | 真正性識別体並びに真正性識別方法及び真正性識別体の製造方法 |
JP2010221650A (ja) | 2009-03-25 | 2010-10-07 | Fujifilm Corp | 偽造防止媒体 |
JP5462884B2 (ja) * | 2009-11-27 | 2014-04-02 | 日本発條株式会社 | 識別媒体およびその識別方法 |
JP5915838B2 (ja) | 2011-11-01 | 2016-05-11 | 大日本印刷株式会社 | 立体視画像形成体 |
JP2014002298A (ja) * | 2012-06-20 | 2014-01-09 | Toppan Printing Co Ltd | 偽造防止媒体、偽造防止ラベル、印刷物、転写箔及び真贋判定方法 |
JP6171291B2 (ja) * | 2012-09-07 | 2017-08-02 | 凸版印刷株式会社 | 表示体の真偽判定方法 |
JP2014174471A (ja) * | 2013-03-12 | 2014-09-22 | Nippon Zeon Co Ltd | 識別媒体、物品の識別方法、及び積層構造体 |
CN105452915B (zh) * | 2013-08-21 | 2018-09-28 | 富士胶片株式会社 | 圆偏振滤光器及其应用 |
US10899163B2 (en) * | 2015-05-26 | 2021-01-26 | Rolic Ag | Optical security device |
BR112018002225A2 (pt) * | 2015-08-07 | 2018-09-18 | Rolic Techonologies Ag | dispositivo de dispersão modulado azimutalmente |
JP7276144B2 (ja) | 2017-12-12 | 2023-05-18 | 日本ゼオン株式会社 | 液晶硬化フィルムおよびその製造方法、偏光板、並びに有機エレクトロルミネッセンス表示装置 |
JP7172118B2 (ja) | 2018-04-27 | 2022-11-16 | 日本ゼオン株式会社 | 積層体の製造方法 |
EP3896501A4 (en) | 2018-12-11 | 2022-09-14 | Zeon Corporation | AUTHENTICITY DETERMINATION VIEWER AND MANUFACTURING METHOD THEREOF, METHOD OF DETERMINING THE AUTHENTICITY OF AN AUTHENTICATION MEDIA AND AUTHENTICITY DETERMINATION SET |
-
2021
- 2021-01-29 WO PCT/JP2021/003326 patent/WO2021153761A1/ja unknown
- 2021-01-29 JP JP2021574709A patent/JPWO2021153761A1/ja active Pending
- 2021-01-29 EP EP21746934.5A patent/EP4099067A4/en active Pending
- 2021-01-29 US US17/759,200 patent/US20230076172A1/en active Pending
- 2021-01-29 CN CN202180010287.4A patent/CN114981693A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
CN114981693A (zh) | 2022-08-30 |
US20230076172A1 (en) | 2023-03-09 |
EP4099067A4 (en) | 2024-02-21 |
WO2021153761A1 (ja) | 2021-08-05 |
EP4099067A1 (en) | 2022-12-07 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20231013 |