AK

Antonius A. C. M. Kalker

Philips: 5 patents #1,000 of 7,731Top 15%
Overall (All Time): #1,036,274 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7146394 Watermark detection Jaap Haitsma, Adrianus Johannes Maria Denissen 2006-12-05
6865589 Watermark detection Jaap Haitsma, Adranius J. M. Denissen 2005-03-08
6577745 Watermark detection Marc Joseph Rita Op De Beeck, Jaap Haitsma, Geert F. G. Depovere 2003-06-10
6505223 Watermark detection Jaap Haitsma, Adrianus Johannes Maria Denissen 2003-01-07
6477431 Watermark detection Jaap Haitsma, Maurice Jerome Justin Jean-Baptiste Maes, Geert F. G. Depovere, Johan Paul Marie Gerard Linnartz 2002-11-05