Tsutomu Takahisa

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Sunnyvale, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for communicating information using a data tuner
- Patent number 5,946,605
- Issue date Aug 31, 1999
- Digital DJ
- Tsutomu Takahisa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Broadcast data system with multiple-tuner receiver
- Patent number 5,812,937
- Issue date Sep 22, 1998
- Digital DJ Inc.
- Tsutomu Takahisa
- G02 - OPTICS
Information Patent Grant
Subcarrier injection system and method using adaptive level-shifted...
- Patent number 5,699,433
- Issue date Dec 16, 1997
- Digital DJ Inc.
- Philip Moore
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Broadcast system with associated data capabilities
- Patent number 5,564,073
- Issue date Oct 8, 1996
- Digital D.J. Inc.
- Tsutomu Takahisa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Broadcast system with associated data capabilities
- Patent number 5,491,838
- Issue date Feb 13, 1996
- Digital D.J. Inc.
- Tsutomu Takahisa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE