HF

Hiroshi Fujiwara

HI Hitachi: 1 patents #311 of 1,214Top 30%
Overall (1982): #59,064 of 81,411Top 75%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4325338 Pressure-responsive ignition timing controller for a supercharged internal combustion engine Kazutoshi Kobayashi, Shinichi Miyo 1982-04-20