KK

Kiyoaki Koyama

HO Hochiki: 4 patents #31 of 161Top 20%
Overall (All Time): #1,276,764 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10360789 Fire notification system and test method using test jig therefor David Brown, Manabu Dohi, Hiroyuki Tatsuno, Hiroyuki Kase 2019-07-23
6249220 Detected information display system in fire detecting system Yukiko Kaji, Mitsuhiro Kurimoto, Hiroyuki Tatsuno, Naoya Matsuoka, Kumiko Ando 2001-06-19
5631795 Line fault monitoring apparatus 1997-05-20
5475363 Disaster prevention monitoring apparatus Munemasa Suzuki, Takashi Shimokawa 1995-12-12