TW331616B - Anticounterfeiting method. - Google Patents

Anticounterfeiting method.

Info

Publication number
TW331616B
TW331616B TW085109805A TW85109805A TW331616B TW 331616 B TW331616 B TW 331616B TW 085109805 A TW085109805 A TW 085109805A TW 85109805 A TW85109805 A TW 85109805A TW 331616 B TW331616 B TW 331616B
Authority
TW
Taiwan
Prior art keywords
filter
spectral characteristic
characteristic
wavelengths
illuminated
Prior art date
Application number
TW085109805A
Other languages
English (en)
Inventor
Lewis Keithloder
Original Assignee
Anthony Oliver Bowdery
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
Application filed by Anthony Oliver Bowdery filed Critical Anthony Oliver Bowdery
Application granted granted Critical
Publication of TW331616B publication Critical patent/TW331616B/zh

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Credit Cards Or The Like (AREA)
  • Filtering Materials (AREA)
TW085109805A 1995-06-22 1996-08-13 Anticounterfeiting method. TW331616B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9512698.3A GB9512698D0 (en) 1995-06-22 1995-06-22 Anticounterfeiting method
PCT/GB1996/001469 WO1997001156A1 (en) 1995-06-22 1996-06-19 Anticounterfeiting method

Publications (1)

Publication Number Publication Date
TW331616B true TW331616B (en) 1998-05-11

Family

ID=10776476

Family Applications (1)

Application Number Title Priority Date Filing Date
TW085109805A TW331616B (en) 1995-06-22 1996-08-13 Anticounterfeiting method.

Country Status (7)

Country Link
EP (1) EP0834159A1 (zh)
JP (1) JPH11508073A (zh)
AU (1) AU735446B2 (zh)
CA (1) CA2224731A1 (zh)
GB (1) GB9512698D0 (zh)
TW (1) TW331616B (zh)
WO (1) WO1997001156A1 (zh)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPO289296A0 (en) 1996-10-10 1996-10-31 Securency Pty Ltd Self-verifying security documents
EP1434228A3 (en) 1997-11-29 2005-11-30 Koninklijke Philips Electronics N.V. A method for storing audio-centered information with a multi-level Table-of-Contents (TOC) mechanism with one Master-TOC and Sub-TOCs for various audio formats, a device for use with such mechanism and a unitary storage medium containing such mechanism
JP4509229B2 (ja) 1997-11-29 2010-07-21 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ オーディオの記録方法及び装置、記録担体、及び再生装置
CN1251682A (zh) 1997-11-29 2000-04-26 皇家菲利浦电子有限公司 利用内容表(toc)机制以及利用通过包含最高级toc目录的根目录的基于文件的存取机制来存储以声频为中心的信息的一种方法和装置,和包含这种信息的单一存储媒体
US20020117845A1 (en) 2000-01-03 2002-08-29 Bundesdruckerei Gmbh Security and/or valve document
GB0025096D0 (en) * 2000-10-13 2000-11-29 Bank Of England Detection of printing and coating media
JP4048437B2 (ja) * 2001-12-20 2008-02-20 セイコーエプソン株式会社 偽造対策を施した記録物
DE10246563A1 (de) 2002-10-05 2004-04-15 november Aktiengesellschaft Gesellschaft für Molekulare Medizin Vorrichtung und Verfahren zur Bestimmung der Farbe/n auf einer Oberfläche
WO2006009873A1 (en) 2004-06-21 2006-01-26 Ferro Corporation Methods of forming and detecting non-visible marks and articles marked in accordance with the methods
CN101772420A (zh) * 2007-08-02 2010-07-07 奥森迪克斯公司 产品的验证
EP3908814A4 (en) * 2019-01-08 2022-10-12 ChemImage Corporation SECRET IDENTIFICATION SYSTEMS AND METHODS

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4359633A (en) * 1980-10-28 1982-11-16 Bianco James S Spectrally-limited bar-code label and identification card
CH670904A5 (zh) * 1986-07-10 1989-07-14 Landis & Gyr Ag
US4824144A (en) * 1987-04-10 1989-04-25 Tasma Gerald W Color identification system
GB8913417D0 (en) * 1989-06-10 1989-08-02 Emi Plc Thorn Verification device for a security system
JP2520346B2 (ja) * 1992-04-28 1996-07-31 日本発条株式会社 対象物の識別構造

Also Published As

Publication number Publication date
AU6131796A (en) 1997-01-22
GB9512698D0 (en) 1995-08-23
CA2224731A1 (en) 1997-01-09
WO1997001156A1 (en) 1997-01-09
JPH11508073A (ja) 1999-07-13
AU735446B2 (en) 2001-07-05
EP0834159A1 (en) 1998-04-08

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