NI

Nobuyuki Ichikawa

NB Nohmi Bosai: 4 patents #12 of 90Top 15%
Overall (All Time): #1,275,371 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6195003 Fire alarming system Eiji Hirooka, Keiichi Takahashi, Kenji Takeyoshi 2001-02-27
6091328 Fire alarming system Eiji Hirooka, Keiichi Takahashi, Kenji Takeyoshi 2000-07-18
5929988 Particulate detecting sensor employing parallel light 1999-07-27
5694208 Sensor for detecting fine particles such as smoke or dust contained in the air 1997-12-02