US8505108B2
(en)
*
|
1993-11-18 |
2013-08-06 |
Digimarc Corporation |
Authentication using a digital watermark
|
US6763122B1
(en)
|
1999-11-05 |
2004-07-13 |
Tony Rodriguez |
Watermarking an image in color plane separations and detecting such watermarks
|
US6985600B2
(en)
|
1994-03-17 |
2006-01-10 |
Digimarc Corporation |
Printing media and methods employing digital watermarking
|
US6721440B2
(en)
|
1995-05-08 |
2004-04-13 |
Digimarc Corporation |
Low visibility watermarks using an out-of-phase color
|
US6718046B2
(en)
|
1995-05-08 |
2004-04-06 |
Digimarc Corporation |
Low visibility watermark using time decay fluorescence
|
US6590996B1
(en)
|
2000-02-14 |
2003-07-08 |
Digimarc Corporation |
Color adaptive watermarking
|
US6763123B2
(en)
|
1995-05-08 |
2004-07-13 |
Digimarc Corporation |
Detection of out-of-phase low visibility watermarks
|
US6788800B1
(en)
|
2000-07-25 |
2004-09-07 |
Digimarc Corporation |
Authenticating objects using embedded data
|
US7065228B2
(en)
*
|
2002-10-31 |
2006-06-20 |
Digimarc Corporation |
Injection molding process including digital watermarking and articles manufactured from injection molding process
|
US7162052B2
(en)
*
|
1998-04-16 |
2007-01-09 |
Digimarc Corporation |
Steganographically encoding specular surfaces
|
US7055034B1
(en)
*
|
1998-09-25 |
2006-05-30 |
Digimarc Corporation |
Method and apparatus for robust embedded data
|
WO2001080169A1
(en)
|
2000-04-17 |
2001-10-25 |
Digimarc Corporation |
Authentication of physical and electronic media objects using digital watermarks
|
US7738673B2
(en)
|
2000-04-19 |
2010-06-15 |
Digimarc Corporation |
Low visible digital watermarks
|
US6804377B2
(en)
|
2000-04-19 |
2004-10-12 |
Digimarc Corporation |
Detecting information hidden out-of-phase in color channels
|
US6912295B2
(en)
|
2000-04-19 |
2005-06-28 |
Digimarc Corporation |
Enhancing embedding of out-of-phase signals
|
US8027509B2
(en)
|
2000-04-19 |
2011-09-27 |
Digimarc Corporation |
Digital watermarking in data representing color channels
|
US6763124B2
(en)
|
2000-04-19 |
2004-07-13 |
Digimarc Corporation |
Embedding digital watermarks in spot colors
|
US6993149B2
(en)
*
|
2001-09-25 |
2006-01-31 |
Digimarc Corporation |
Embedding digital watermarks in spot colors
|
US8103877B2
(en)
|
2000-12-21 |
2012-01-24 |
Digimarc Corporation |
Content identification and electronic tickets, coupons and credits
|
US6965683B2
(en)
*
|
2000-12-21 |
2005-11-15 |
Digimarc Corporation |
Routing networks for use with watermark systems
|
US7072487B2
(en)
*
|
2001-01-26 |
2006-07-04 |
Digimarc Corporation |
Watermark detection using adaptive color projections
|
US7393623B2
(en)
*
|
2001-06-06 |
2008-07-01 |
Spectra Systems Corporation |
Incorporation of markings in optical media
|
DE60239457D1
(de)
*
|
2001-06-06 |
2011-04-28 |
Spectra Systems Corp |
Markieren und authentisieren von artikeln
|
US8094869B2
(en)
|
2001-07-02 |
2012-01-10 |
Digimarc Corporation |
Fragile and emerging digital watermarks
|
US6973196B2
(en)
*
|
2001-08-15 |
2005-12-06 |
Eastman Kodak Company |
Authentic document and method of making
|
US7213757B2
(en)
|
2001-08-31 |
2007-05-08 |
Digimarc Corporation |
Emerging security features for identification documents
|
ATE509326T1
(de)
|
2001-12-18 |
2011-05-15 |
L 1 Secure Credentialing Inc |
Mehrfachbildsicherheitsmerkmale zur identifikation von dokumenten und verfahren zu ihrer herstellung
|
US7815124B2
(en)
|
2002-04-09 |
2010-10-19 |
L-1 Secure Credentialing, Inc. |
Image processing techniques for printing identification cards and documents
|
ATE552120T1
(de)
|
2001-12-24 |
2012-04-15 |
L 1 Secure Credentialing Inc |
Verdeckte variableninformationen auf id- dokumenten und verfahren zu ihrer herstellung
|
US7694887B2
(en)
|
2001-12-24 |
2010-04-13 |
L-1 Secure Credentialing, Inc. |
Optically variable personalized indicia for identification documents
|
US7728048B2
(en)
|
2002-12-20 |
2010-06-01 |
L-1 Secure Credentialing, Inc. |
Increasing thermal conductivity of host polymer used with laser engraving methods and compositions
|
WO2003055638A1
(en)
|
2001-12-24 |
2003-07-10 |
Digimarc Id Systems, Llc |
Laser etched security features for identification documents and methods of making same
|
KR100405828B1
(ko)
*
|
2002-02-01 |
2003-11-14 |
주식회사 마크애니 |
위변조의 방지가 가능한 문서를 제작하는 장치 및 방법,그리고 상기 문서를 인증하는 장치 및 방법
|
US7824029B2
(en)
|
2002-05-10 |
2010-11-02 |
L-1 Secure Credentialing, Inc. |
Identification card printer-assembler for over the counter card issuing
|
MXPA04011277A
(es)
|
2002-05-14 |
2006-02-22 |
Mediasec Technologies Gmbh |
Patrones de autenticacion visibles para documento impreso.
|
US7519819B2
(en)
|
2002-05-29 |
2009-04-14 |
Digimarc Corporatino |
Layered security in digital watermarking
|
US8171567B1
(en)
|
2002-09-04 |
2012-05-01 |
Tracer Detection Technology Corp. |
Authentication method and system
|
AU2003298731A1
(en)
|
2002-11-26 |
2004-06-18 |
Digimarc Id Systems |
Systems and methods for managing and detecting fraud in image databases used with identification documents
|
US7072868B2
(en)
|
2003-02-20 |
2006-07-04 |
First Data Corporation |
Methods and systems for negotiable-instrument fraud prevention
|
US20040172537A1
(en)
*
|
2003-02-28 |
2004-09-02 |
Baus George Harold |
System and method for tracking and authenticating items through an internet web site
|
US20050010776A1
(en)
*
|
2003-03-31 |
2005-01-13 |
Kenen Leo M. |
Optically variable devices with encrypted embedded data for authentication of identification documents
|
WO2004095348A2
(en)
|
2003-04-16 |
2004-11-04 |
Digimarc Corporation |
Three dimensional data storage
|
EP1647021A2
(en)
*
|
2003-07-11 |
2006-04-19 |
Koninklijke Philips Electronics N.V. |
Watermark embedding and detection
|
EP1646966A4
(en)
*
|
2003-07-17 |
2008-12-31 |
Digimarc Corp |
UNIQUE LINKING SECURITY ELEMENTS IN IDENTIFICATION DOCUMENTS
|
US7328847B1
(en)
|
2003-07-30 |
2008-02-12 |
Hewlett-Packard Development Company, L.P. |
Barcode data communication methods, barcode embedding methods, and barcode systems
|
US6892947B1
(en)
*
|
2003-07-30 |
2005-05-17 |
Hewlett-Packard Development Company, L.P. |
Barcode embedding methods, barcode communication methods, and barcode systems
|
ES2625345T3
(es)
|
2003-12-19 |
2017-07-19 |
The University Of North Carolina At Chapel Hill |
Métodos para fabricar micro- y nanoestructuras usando litografía blanda o de impresión
|
US8943325B2
(en)
|
2004-02-06 |
2015-01-27 |
Signoptic Technologies Savoie Technolac |
Use of a digital signature obtained from at least one structural characteristic of a material element to protect the direct reading of sensitive data and method for reading this protected data
|
FR2866139B1
(fr)
*
|
2004-02-06 |
2006-04-14 |
Yann Boutant |
Procede pour proteger de la lecture directe des informations sensibles, un support porteur de telles informations protegees et un procede de lecture de ces informations protegees
|
EP1825419A4
(en)
|
2004-11-09 |
2008-08-06 |
Digimarc Corp |
AUTHENTICATION IDENTIFICATION AND SECURITY DOCUMENTS
|
WO2007002016A2
(en)
*
|
2005-06-20 |
2007-01-04 |
Johnson & Johnson |
Systems and methods for product authentication
|
US8247018B2
(en)
*
|
2005-06-20 |
2012-08-21 |
Authentiform Technologies, Llc |
Methods for quality control
|
US7874489B2
(en)
*
|
2005-06-20 |
2011-01-25 |
Authentiform Technologies, Llc |
Product authentication
|
JP2007110448A
(ja)
*
|
2005-10-13 |
2007-04-26 |
Fujitsu Ltd |
エンコード装置、デコード装置、エンコード方法、エンコードプログラムおよびこれらによって生成された印刷物
|
US9327538B2
(en)
*
|
2006-01-05 |
2016-05-03 |
Ppg Industries Ohio, Inc. |
Bragg diffracting security markers
|
CN101004777B
(zh)
*
|
2006-01-21 |
2010-11-10 |
鸿富锦精密工业(深圳)有限公司 |
数字浮水印自动加载系统及方法
|
US20090220789A1
(en)
*
|
2006-01-27 |
2009-09-03 |
The University Of North Carolina At Chapel Hill |
Taggants and methods and systems for fabricating same
|
US7945070B2
(en)
|
2006-02-24 |
2011-05-17 |
Digimarc Corporation |
Geographic-based watermarking keys
|
US8818904B2
(en)
|
2007-01-17 |
2014-08-26 |
The Western Union Company |
Generation systems and methods for transaction identifiers having biometric keys associated therewith
|
US7933835B2
(en)
|
2007-01-17 |
2011-04-26 |
The Western Union Company |
Secure money transfer systems and methods using biometric keys associated therewith
|
US8504473B2
(en)
|
2007-03-28 |
2013-08-06 |
The Western Union Company |
Money transfer system and messaging system
|
US8199969B2
(en)
|
2008-12-17 |
2012-06-12 |
Digimarc Corporation |
Out of phase digital watermarking in two chrominance directions
|
US9117268B2
(en)
|
2008-12-17 |
2015-08-25 |
Digimarc Corporation |
Out of phase digital watermarking in two chrominance directions
|
US8153984B2
(en)
*
|
2008-12-18 |
2012-04-10 |
Eastman Kodak Company |
Security system with different size emissive particles
|
EP2439921B1
(en)
*
|
2009-06-04 |
2015-08-05 |
Kagoshima University |
Watermark information embedding apparatus, watermark information processing system, watermark information embedding method, and program
|
US9749607B2
(en)
|
2009-07-16 |
2017-08-29 |
Digimarc Corporation |
Coordinated illumination and image signal capture for enhanced signal detection
|
US8121618B2
(en)
|
2009-10-28 |
2012-02-21 |
Digimarc Corporation |
Intuitive computing methods and systems
|
US8175617B2
(en)
|
2009-10-28 |
2012-05-08 |
Digimarc Corporation |
Sensor-based mobile search, related methods and systems
|
JP2012212288A
(ja)
*
|
2011-03-31 |
2012-11-01 |
Dainippon Printing Co Ltd |
個体識別装置、個体識別方法、及びプログラム
|
US10474858B2
(en)
|
2011-08-30 |
2019-11-12 |
Digimarc Corporation |
Methods of identifying barcoded items by evaluating multiple identification hypotheses, based on data from sensors including inventory sensors and ceiling-mounted cameras
|
ITFI20110207A1
(it)
*
|
2011-09-27 |
2013-03-28 |
Viditrust Srl |
Procedimento di marcatura anticontraffazione di prodotti a stampa e relativo sistema
|
CN102842053B
(zh)
*
|
2012-08-21 |
2015-08-19 |
吉林省通程科技有限公司 |
一种防伪图码标签及其制造方法
|
WO2014070958A1
(en)
|
2012-10-30 |
2014-05-08 |
Certirx Corporation |
Product, image, or document authentication, verification, and item identification
|
TWI622969B
(zh)
|
2012-12-17 |
2018-05-01 |
印奈克斯托股份有限公司 |
用以使用物理特性來標記製造物品的方法及設備
|
CN104969174B
(zh)
*
|
2013-01-30 |
2018-07-10 |
惠普发展公司,有限责任合伙企业 |
数据承载媒介
|
US9245310B2
(en)
*
|
2013-03-15 |
2016-01-26 |
Qumu Corporation |
Content watermarking
|
WO2015067725A1
(en)
|
2013-11-07 |
2015-05-14 |
Scantrust Sa |
Two dimensional barcode and method of authentication of such barcode
|
US9635378B2
(en)
|
2015-03-20 |
2017-04-25 |
Digimarc Corporation |
Sparse modulation for robust signaling and synchronization
|
US10424038B2
(en)
|
2015-03-20 |
2019-09-24 |
Digimarc Corporation |
Signal encoding outside of guard band region surrounding text characters, including varying encoding strength
|
US11962876B2
(en)
|
2014-01-31 |
2024-04-16 |
Digimarc Corporation |
Recycling methods and systems, and related plastic containers
|
US20190306385A1
(en)
|
2014-01-31 |
2019-10-03 |
Digimarc Corporation |
Concerning digital marking and reading of plastic items, useful in recycling
|
US9311639B2
(en)
|
2014-02-11 |
2016-04-12 |
Digimarc Corporation |
Methods, apparatus and arrangements for device to device communication
|
WO2015167628A1
(en)
*
|
2014-04-29 |
2015-11-05 |
Hewlett-Packard Development Company, L.P. |
Machine-readable watermarks and barcodes in images
|
US9972224B2
(en)
|
2014-06-27 |
2018-05-15 |
Eastman Chemical Company |
Fibers with multicomponent fibers used for coding
|
US9863920B2
(en)
|
2014-06-27 |
2018-01-09 |
Eastman Chemical Company |
Fibers with chemical markers and physical features used for coding
|
CH710713B1
(de)
*
|
2015-02-13 |
2021-08-31 |
Paper Dna Ag |
Authentifizierungsverfahren unter Verwendung von Oberflächenpapiertextur.
|
US9754341B2
(en)
|
2015-03-20 |
2017-09-05 |
Digimarc Corporation |
Digital watermarking and data hiding with narrow-band absorption materials
|
US10783601B1
(en)
|
2015-03-20 |
2020-09-22 |
Digimarc Corporation |
Digital watermarking and signal encoding with activable compositions
|
US10201939B1
(en)
*
|
2015-03-26 |
2019-02-12 |
Amazon Technologies, Inc. |
Product authenticity verification system
|
EP3252680B1
(en)
|
2016-05-31 |
2019-12-25 |
Agfa Nv |
Authentication method of a two dimensional bar code
|
CN106682479A
(zh)
*
|
2016-12-21 |
2017-05-17 |
郑清辉 |
一种电子印章系统及其使用方法
|
US10515256B2
(en)
|
2017-09-12 |
2019-12-24 |
Eastman Chemical Company |
Cellulose acetate tow bands and filters with surface markings
|
US11062108B2
(en)
|
2017-11-07 |
2021-07-13 |
Digimarc Corporation |
Generating and reading optical codes with variable density to adapt for visual quality and reliability
|
US10872392B2
(en)
|
2017-11-07 |
2020-12-22 |
Digimarc Corporation |
Generating artistic designs encoded with robust, machine-readable data
|
US10896307B2
(en)
|
2017-11-07 |
2021-01-19 |
Digimarc Corporation |
Generating and reading optical codes with variable density to adapt for visual quality and reliability
|
US10756907B2
(en)
*
|
2018-01-12 |
2020-08-25 |
International Business Machines Corporation |
Authenticity verification of messages
|
US11266568B2
(en)
|
2018-09-11 |
2022-03-08 |
West Pharmaceutical Services, Inc. |
Elastomer components containing taggants
|