Keith K. Lau

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Seattle, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Media data protection with secure installer
- Patent number 7,451,490
- Issue date Nov 11, 2008
- Microsoft Corporation
- Christopher M. Pirich
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Media data protection with secure installer
- Publication number 20050026698
- Publication date Feb 3, 2005
- Christopher M. Pirich
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Managing access to content
- Publication number 20040009815
- Publication date Jan 15, 2004
- Banjamin O. Zotto
- G06 - COMPUTING CALCULATING COUNTING