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Frederic Deguillaume
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Geneva, CH
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last 30 patents
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Patent Grant
Digital watermarking method robust against local and global geometr...
Patent number
7,664,288
Issue date
Feb 16, 2010
Universite de Geneve
Thierry Pun
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Character and vector graphics watermark for structured electronic d...
Patent number
7,644,281
Issue date
Jan 5, 2010
Universite de Geneve
Frédéric Deguillaume
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for the estimation and recovering of general affine transform
Patent number
6,904,151
Issue date
Jun 7, 2005
Frédéric Deguillaume
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
Character and vector graphics watermark for structured electronic d...
Publication number
20060075241
Publication date
Apr 6, 2006
Frederic Deguillaume
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Digital watermarking method robust against local and global geometr...
Publication number
20050018871
Publication date
Jan 27, 2005
Thierry Pun
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method for the estimation and recovering of general affine transform
Publication number
20030133589
Publication date
Jul 17, 2003
Frederic Deguillaume
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Secure hybrid robust watermarking resistant against tampering and c...
Publication number
20030070075
Publication date
Apr 10, 2003
Frederic Deguillaume
G06 - COMPUTING CALCULATING COUNTING