Inventor
ARIGA YASUO
JP6 patents
Patents
6 patentsUS5486816AJan 23, 1996
Fire detector having optic base clamping optic elements to a circuit board
NOHMI BOSAI LTD46 citations91
US5021677AJun 4, 1991
Light-scattering-type smoke detector
NOHMI BOSAI LTD50 citations91
USD339756SSep 28, 1993
Smoke detector
NOHMI BOSAI LTD24 citations90
US5478256ADec 26, 1995
Fire detector having bayonet coupling and locking mechanism for base and detector unit
NOHMI BOSAI LTD25 citations89
USD339998SOct 5, 1993
Smoke detector
NOHMI BOSAI LTD20 citations79
US5403198AApr 4, 1995
Detector base
NOHMI BOSAI LTD17 citations78