TN

Tetsuya Nagashima

HO Hochiki: 2 patents #2 of 11Top 20%
Overall (1997): #22,248 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5670947 Light scattering smoke sensor 1997-09-23
5642099 Light scattering type smoke detector 1997-06-24