Akio Osaki

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical modules and methods of making the optical modules
- Patent number 6,979,810
- Issue date Dec 27, 2005
- OpNext Japan, Inc.
- Norio Chujo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Driver circuit and optical-transmission module
- Patent number 6,829,441
- Issue date Dec 7, 2004
- OpNext Japan, Inc.
- Norio Chujo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Driver circuit and optical-transmission module
- Patent number 6,606,177
- Issue date Aug 12, 2003
- Hitachi, Ltd.
- Norio Chujo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Amplifier with a function for switching on and off the output signal
- Patent number 5,541,553
- Issue date Jul 30, 1996
- Hitachi, Ltd.
- Norio Chujo
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Optical modules and methods of making the optical modules
- Publication number 20040067068
- Publication date Apr 8, 2004
- Norio Chujo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Driver circuit and optical-transmission module
- Publication number 20030198479
- Publication date Oct 23, 2003
- Norio Chujo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE