Johannes Francicus Echbertus Maria Verbruggen

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Mill, NL

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Patents Grantslast 30 patents

Information Patent Grant
Watermark-based access control method and device
- Patent number 7,533,266
- Issue date May 12, 2009
- Civolution B.V.
- Alphons Antonius Maria Lambertus Bruekers
- A63 - SPORTS GAMES AMUSEMENTS