HS

Hiroshi Sada

NS Nippon Soken: 1 patents #783 of 1,540Top 55%
Overall (All Time): #4,062,345 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4421091 Ignition system for internal combustion engines Hisasi Kawai, Toshihiko Igashira, Toru Yoshinaga 1983-12-20