Shinji Kirihata

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Kadoma, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fire detector unit
- Patent number 6,737,977
- Issue date May 18, 2004
- Matsushita Electric Works, Ltd.
- Takayuki Nishikawa
- G08 - SIGNALLING
Information Patent Grant
Particle sensor
- Patent number 6,611,611
- Issue date Aug 26, 2003
- Matsushita Electric Works, Ltd.
- Shoichi Oka
- G01 - MEASURING TESTING
Information Patent Grant
Method of fabricating a fire detector
- Patent number 6,552,664
- Issue date Apr 22, 2003
- Matsushita Electric Works, Ltd.
- Takayuki Nishikawa
- G08 - SIGNALLING
Information Patent Grant
Low-profile dome-shaped multi-lens system
- Patent number 6,051,836
- Issue date Apr 18, 2000
- Matsushita Electric Works, Ltd.
- Shinji Kirihata
- G02 - OPTICS
Information Patent Grant
Infrared intrusion detector with a plurality of infrared ray detect...
- Patent number 4,912,748
- Issue date Mar 27, 1990
- Matsushita Electric Works, Ltd.
- Takashi Horii
- G07 - CHECKING-DEVICES
Information Patent Grant
Person-number detecting system
- Patent number 4,849,737
- Issue date Jul 18, 1989
- Matsushita Electric Works, Ltd.
- Shinji Kirihata
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Method of fabricating a fire detector
- Publication number 20020158767
- Publication date Oct 31, 2002
- Takayuki Nishikawa
- G08 - SIGNALLING
Information Patent Application
Fire detector unit
- Publication number 20020154018
- Publication date Oct 24, 2002
- MATSUSHITA ELECTIC WORKS, LTD.
- Takayuki Nishikawa
- G08 - SIGNALLING
Information Patent Application
Particle sensor
- Publication number 20020135764
- Publication date Sep 26, 2002
- Shoichi Oka
- G01 - MEASURING TESTING