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involving markings of altered colours
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G07D7/008
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PHYSICS
G07
Checking devices
G07D
HANDLING OF COINS OR OF PAPER CURRENCY OR SIMILAR VALUABLE PAPERS
G07D7/00
Testing specially adapted to determine the identity or genuineness of paper currency or similar valuable papers
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G07D7/008
involving markings of altered colours
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Patents Grants
last 30 patents
Information
Patent Grant
Method of categorising defects in a media item
Patent number
9,734,648
Issue date
Aug 15, 2017
NCR Corporation
Robin Angus
G07 - CHECKING-DEVICES
Information
Patent Grant
Authenticating identification and security documents and other objects
Patent number
9,718,296
Issue date
Aug 1, 2017
Digimarc Corporation
Tony F. Rodriguez
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Security element and method to inspect authenticity of a print
Patent number
9,594,994
Issue date
Mar 14, 2017
Glenisys Kft.
Attila Biró
G07 - CHECKING-DEVICES
Information
Patent Grant
Authenticating identification and security documents and other objects
Patent number
9,087,376
Issue date
Jul 21, 2015
Digimarc Corporation
Tony F. Rodriguez
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Spectral edge marking for steganography or watermarking
Patent number
8,867,782
Issue date
Oct 21, 2014
Eastman Kodak Company
Andrew F. Kurtz
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Method and composition for printing tactile marks and security docu...
Patent number
8,846,778
Issue date
Sep 30, 2014
Canadian Bank Note Company, Limited
Tadeusz Piotr Rygas
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Authenticating identification and security documents
Patent number
8,194,919
Issue date
Jun 5, 2012
Digimarc Corporation
Tony F. Rodriguez
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Embedding frequency modulation infrared watermark in digital document
Patent number
8,064,102
Issue date
Nov 22, 2011
Xerox Corporation
Yonghui Zhao
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Hiding codes in input data
Patent number
7,978,876
Issue date
Jul 12, 2011
Digimarc Corporation
Robert D. Powell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Authenticating identification and security documents
Patent number
7,856,116
Issue date
Dec 21, 2010
Digimarc Corporation
Tony F. Rodriguez
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Method for preventing counterfeiting or alteration of a printed or...
Patent number
7,684,088
Issue date
Mar 23, 2010
Alpvision SA
Frederic Jordan
G07 - CHECKING-DEVICES
Information
Patent Grant
Determining whether two or more creative works correspond
Patent number
7,593,545
Issue date
Sep 22, 2009
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Hiding codes in input data
Patent number
7,412,074
Issue date
Aug 12, 2008
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image data processing
Patent number
7,280,672
Issue date
Oct 9, 2007
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Encoding hidden data
Patent number
7,136,503
Issue date
Nov 14, 2006
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Protecting images with image markings
Patent number
7,068,811
Issue date
Jun 27, 2006
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Decoding hidden data from imagery
Patent number
7,068,812
Issue date
Jun 27, 2006
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image marking adapted to the image
Patent number
7,062,070
Issue date
Jun 13, 2006
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for encoding auxiliary data within a source signal
Patent number
6,678,392
Issue date
Jan 13, 2004
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for preventing the falsification of documents comprising a p...
Patent number
6,636,614
Issue date
Oct 21, 2003
Fraunhofer-Gesellschaft zur Forderung der Angewandten Forschung E.V.
Mario Koeppen
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Image marking with pixel modification
Patent number
6,628,801
Issue date
Sep 30, 2003
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image capture and marking
Patent number
6,614,915
Issue date
Sep 2, 2003
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for encoding auxiliary data within a source signal
Patent number
6,459,803
Issue date
Oct 1, 2002
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for encoding auxiliary data within a source signal
Patent number
6,385,330
Issue date
May 7, 2002
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Document with a moire-generating raster structure
Patent number
6,357,800
Issue date
Mar 19, 2002
Giesecke & Devrient GmbH
Johann Müller
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Image marking with error correction
Patent number
6,317,505
Issue date
Nov 13, 2001
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods and systems for embedding data in images
Patent number
6,307,950
Issue date
Oct 23, 2001
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Data hiding based on neighborhood attributes
Patent number
6,137,892
Issue date
Oct 24, 2000
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for image encoding
Patent number
6,072,888
Issue date
Jun 6, 2000
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for image encoding
Patent number
5,930,377
Issue date
Jul 27, 1999
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
AUTHENTICATING IDENTIFICATION AND SECURITY DOCUMENTS AND OTHER OBJECTS
Publication number
20180126769
Publication date
May 10, 2018
Digimarc Corporation
Tony F. Rodriguez
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
SPECTRAL EDGE MARKING FOR STEGANOGRAPHY OR WATERMARKING
Publication number
20130336525
Publication date
Dec 19, 2013
Andrew F. Kurtz
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Authenticating Identification and Security Documents and Other Objects
Publication number
20130172048
Publication date
Jul 4, 2013
Tony F. Rodriguez
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Hiding Auxiliary Data with Line Structure Modification
Publication number
20120126017
Publication date
May 24, 2012
Ravi K. Sharma
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Authenticating Identification and Security Documents With Cell Phones
Publication number
20120074220
Publication date
Mar 29, 2012
Tony F. Rodriguez
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Method For Making Tactile Marks on a Substrate
Publication number
20110260442
Publication date
Oct 27, 2011
Canadian Bank Note Company, Limited
Norbert Joseph Sylvain Chalifoux
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
METHOD AND COMPOSITION FOR PRINTING TACTILE MARKS AND SECURITY DOCU...
Publication number
20110250410
Publication date
Oct 13, 2011
Canadian Bank Note Company, Limited
Tadeusz Piotr Rygas
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Authenticating Identification and Security Documents
Publication number
20110142280
Publication date
Jun 16, 2011
Tony F. Rodriguez
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Authenticating Signals and Identification and Security Documents
Publication number
20110102143
Publication date
May 5, 2011
Tony F. Rodriguez
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Hiding Codes in Input Data
Publication number
20100220934
Publication date
Sep 2, 2010
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Hiding Codes in Input Data
Publication number
20080298703
Publication date
Dec 4, 2008
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Authenticating Signals and Identification and Security Documents
Publication number
20070201720
Publication date
Aug 30, 2007
Tony F. Rodriguez
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Hiding codes in Input Data
Publication number
20070086619
Publication date
Apr 19, 2007
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Image Data Processing
Publication number
20070019837
Publication date
Jan 25, 2007
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Authenticating identification and security documents
Publication number
20060115110
Publication date
Jun 1, 2006
Tony F. Rodriguez
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Decoding hidden data from imagery
Publication number
20050147276
Publication date
Jul 7, 2005
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Encoding hidden data
Publication number
20050147275
Publication date
Jul 7, 2005
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Image marking adapted to the image
Publication number
20050117776
Publication date
Jun 2, 2005
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method for preventing counterfeiting or alteration of a prited or e...
Publication number
20040013285
Publication date
Jan 22, 2004
Frederic Jordan
G07 - CHECKING-DEVICES
Information
Patent Application
Protecting images with image markings
Publication number
20030026450
Publication date
Feb 6, 2003
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Image capture and marking
Publication number
20020181740
Publication date
Dec 5, 2002
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method for encoding auxiliary data within a source signal
Publication number
20020061119
Publication date
May 23, 2002
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD FOR ENCODING AUXILIARY DATA WITHIN A SOURCE SIGNAL
Publication number
20020044673
Publication date
Apr 18, 2002
Digimarc Corporation
Robert D. Powell
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IMAGE MARKING WITH PIXEL MODIFICATION
Publication number
20020037090
Publication date
Mar 28, 2002
ROBERT D. POWELL
G06 - COMPUTING CALCULATING COUNTING