Akira Kitajima

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fire alarm system
- Patent number 4,884,222
- Issue date Nov 28, 1989
- Tetsuya Nagashima
- G08 - SIGNALLING
Information Patent Grant
Automatic fire extinguishing equipment
- Patent number 4,819,733
- Issue date Apr 11, 1989
- Hochiki Corp.
- Yoshio Aria
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
System and method for detecting flames
- Patent number 4,755,687
- Issue date Jul 5, 1988
- Hochiki Corp.
- Kouji Akiba
- G08 - SIGNALLING
Information Patent Grant
Flame detector
- Patent number 4,750,142
- Issue date Jun 7, 1988
- Hochiki Corporation
- Kouji Akiba
- G08 - SIGNALLING
Information Patent Grant
Fire extinguishing condition monitoring apparatus for automatic fir...
- Patent number 4,706,760
- Issue date Nov 17, 1987
- Hochiki Kabushiki Kaisha
- Yoshio Arai
- G08 - SIGNALLING