AO

Atsushi Ohkawara

NB Nohmi Bosai: 1 patents #51 of 90Top 60%
Overall (All Time): #3,717,212 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5635904 Fire alarm system Keiichi Takahashi 1997-06-03