Minoru Kato

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Ichinomiya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Photo-electric smoke detector with light shielding electrode
- Patent number 4,678,921
- Issue date Jul 7, 1987
- Nippondenso Co., Ltd.
- Takehiro Nakamura
- G08 - SIGNALLING
Information Patent Grant
Smoke sensing apparatus of the light scattering type
- Patent number 4,649,282
- Issue date Mar 10, 1987
- Nippondenso Co., Ltd.
- Kazuomi Ota
- G08 - SIGNALLING