Hiroshi Matsunaga

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for tracing data in audit trail, and computer...
- Patent number 8,266,117
- Issue date Sep 11, 2012
- Fujitsu Limited
- Takahisa Hatakeyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Emitter-coupled logic balanced signal transmission circuit
- Patent number 5,142,168
- Issue date Aug 25, 1992
- Fujitsu Limited
- Hiroshi Matsunaga
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Balanced signal receiving circuit
- Patent number 5,087,832
- Issue date Feb 11, 1992
- Fujitsu Limited
- Hiroshi Matsunaga
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for tracing data in audit trail, and computer...
- Publication number 20070011303
- Publication date Jan 11, 2007
- FUJITSU LIMITED
- Takahisa Hatakeyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Private data protection distribution method and program
- Publication number 20040139315
- Publication date Jul 15, 2004
- FUJITSU LIMITED
- Takashi Tokutani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE