Inventor · disambiguated record
Frédéric Deguillaume
Also filed as: DEGUILLAUME FREDERIC · DEGUILLAUME FRÉDÉRIC
4 granted patents·2 pending applications·72 citations·filing 2002–2023
74Inventor score
Top patents by PatentIndex Score
6 records- 0181US7644281B2Character and vector graphics watermark for structured electronic documents securityUNIV GENEVE·Filed 2004·Granted Jan 5, 2010·40 cites·23 claims
- 0268US6904151B2Method for the estimation and recovering of general affine transformFiled 2002·Granted Jun 7, 2005·30 cites·10 claims
- 0345US2025193029A1Method for the validation of transaction data of blockchains based on special relativityDEGUILLAUME FREDERIC·Filed 2023·Application pending·0 cites
- 0444US12493889B2Method and a system for serialization of items, and recovering data from serialized itemsSICPA HOLDING SA·Filed 2021·Granted Dec 9, 2025·0 cites·13 claims
- 0540US7664288B2Digital watermarking method robust against local and global geometric distortions and projective transformsUNIV GENEVE·Filed 2002·Granted Feb 16, 2010·2 cites·16 claims
- 0636US2003070075A1Secure hybrid robust watermarking resistant against tampering and copy-attackFiled 2002·Application pending·0 cites
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