HS

Hisao Shigenaga

MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #3,752,270 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5554984 Electronic traffic tariff reception system and vehicle identification apparatus Ichiro Fujita, Masayuki Yamamoto, Michio Hamana, Keiichi Morishita, Fumitoshi Tachikawa +2 more 1996-09-10