Justin Picard

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Providence, RI, US

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Patents Grantslast 30 patents

Information Patent Grant
Visible authentication patterns for printed document
- Patent number 8,189,862
- Issue date May 29, 2012
- Schreiner Group GmbH & Co. KG
- Jian Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Visible authentication patterns for printed document
- Patent number 7,991,198
- Issue date Aug 2, 2011
- Schreiner Group GmbH & Co. KG
- Jian Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Visible authentication patterns for printed document
- Patent number 7,809,152
- Issue date Oct 5, 2010
- Schreiner Group GmbH & Co. KG
- Jian Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and methods for improving detection of watermarks in cont...
- Patent number 7,630,511
- Issue date Dec 8, 2009
- Thomson Licensing
- Jian Zhao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and methods for improving detection of watermarks in cont...
- Patent number 6,782,116
- Issue date Aug 24, 2004
- Mediasec Technologies, GmbH
- Jian Zhao
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Visible authentication patterns for printed document
- Publication number 20120063647
- Publication date Mar 15, 2012
- Schreiner Group GmbH & Co. KG
- Jian Zhao
- G07 - CHECKING-DEVICES
Information Patent Application
Visible authentication patterns for printed document
- Publication number 20110122452
- Publication date May 26, 2011
- Schreiner Group GmbH & Co. KG
- Jian Zhao
- G07 - CHECKING-DEVICES
Information Patent Application
Visible authentication patterns for printed document
- Publication number 20060109515
- Publication date May 25, 2006
- Jian Zhao
- G07 - CHECKING-DEVICES
Information Patent Application
Apparatus and methods for improving detection of watermarks in cont...
- Publication number 20050025338
- Publication date Feb 3, 2005
- MediaSec Technologies GmbH
- Jian Zhao
- G06 - COMPUTING CALCULATING COUNTING