Inventor
TSUMUJI AKIO
JP6 patents
Patents
6 patentsUS5151683ASep 29, 1992
Power supply control device in fire alarm system
NOHMI BOSAI LTD67 citations94
US5461370AOct 24, 1995
Fire alarm system
NOHMI BOSAI LTD10 citations73
US5493271AFeb 20, 1996
Fire alarm system
NOHMI BOSAI LTD12 citations72
US5086293AFeb 4, 1992
Line interruption supervisory device for a fire alarm system
NOHMI BOSAI LTD10 citations71
US5083107AJan 21, 1992
Fire alarm system
NOHMI BOSAI LTD9 citations71
US5602374AFeb 11, 1997
Fire receiver in fire alarm system
NOHMI BOSAI LTD0 citations37