Toshiaki Tsujikawa

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of controlling laser diode in optical disk player and circui...
- Patent number 6,944,113
- Issue date Sep 13, 2005
- Nippon Precision Circuits Inc.
- Toshiaki Tsujikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Differential input data slicer
- Patent number 6,525,684
- Issue date Feb 25, 2003
- Nippon Precision Circuits Inc.
- Toshiaki Tsujikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Control circuit of light emitting element
- Patent number 6,465,967
- Issue date Oct 15, 2002
- Nippon Precision Circuits Inc.
- Toshiaki Tsujikawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Method of controlling laser diode in optical disk player and circui...
- Publication number 20040042359
- Publication date Mar 4, 2004
- Toshiaki Tsujikawa
- G11 - INFORMATION STORAGE
Information Patent Application
Data slicer circuit
- Publication number 20020070765
- Publication date Jun 13, 2002
- Nippon Precision Circuits Inc.
- Toshiaki Tsujikawa
- G11 - INFORMATION STORAGE
Information Patent Application
Control circuit of light emitting element
- Publication number 20020014849
- Publication date Feb 7, 2002
- Toshiaki Tsujikawa
- H01 - BASIC ELECTRIC ELEMENTS