HM

Hiromitsu Mitsui

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
SS Suwa Seikosha: 1 patents #103 of 220Top 50%
Overall (All Time): #1,661,580 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5119656 Rolling mill with offset work rolls positioned and controlled by support rolls and method of using same Kazuo Kobayashi, Toshiyuki Kajiwara, Takao Sakanaka, Kenichi Yasuda 1992-06-09
4613093 Apparatus for looping belt-like materials Yoshio Takakura, Ryo Abo, Isamu Ishiyama, Toshiyuki Kajiwara, Tetsuya Higuchi +3 more 1986-09-23
4296489 Electronic timepiece 1981-10-20