Johnnie Tam

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San Jose, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Strum input for a video game controller
- Patent number 7,973,234
- Issue date Jul 5, 2011
- Activision Publishing, Inc.
- Jamie Jien-Mei Yang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Strum input for a video game controller
- Patent number 7,754,961
- Issue date Jul 13, 2010
- Activision Publishing, Inc.
- Jamie Jien-Mei Yang
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Tremolo bar input for a video game controller
- Patent number 7,435,178
- Issue date Oct 14, 2008
- Activision Publishing, Inc.
- Johnnie Tam
- A63 - SPORTS GAMES AMUSEMENTS