Shigenobu Maruyama

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Ebina, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical communication module
- Patent number 7,215,886
- Issue date May 8, 2007
- Hitachi, Ltd.
- Shigenobu Maruyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Image display device and its repairing method and apparatus
- Patent number 6,693,699
- Issue date Feb 17, 2004
- Hitachi, Ltd.
- Takashi Inoue
- G02 - OPTICS
Information Patent Grant
Image display device and its repairing method and apparatus
- Patent number 6,552,771
- Issue date Apr 22, 2003
- Hitachi, Ltd.
- Takashi Inoue
- G02 - OPTICS
Information Patent Grant
Method and apparatus for inspection and correction of wiring of ele...
- Patent number 5,883,437
- Issue date Mar 16, 1999
- Hitachi, Ltd.
- Shigenobu Maruyama
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical communication module
- Publication number 20040208211
- Publication date Oct 21, 2004
- OpNext Japan, Inc.
- Shigenobu Maruyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Image display device and its repairing method and apparatus
- Publication number 20030002008
- Publication date Jan 2, 2003
- Takashi Inoue
- G02 - OPTICS