AO

Akira Ohkawa

IL Isuzu Motors Limited: 2 patents #255 of 908Top 30%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #1,264,854 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6730172 Chucking device Kenji Furuya, Shoji Tatejima, Yoshihiro Yamaguchi, Masayuki Terayama 2004-05-04
6706647 Method of and apparatus for manufacturing semiconductors Yoshitsugu Tsutsumi, Yoshio Okamoto, Hideki Tomioka, Toshio Ando 2004-03-16
4778038 Control apparatus for automobile clutch Hiroshi Yoshimura, Toshifumi Koshizawa 1988-10-18
4732248 Method of and apparatus for controlling automatic clutch Hiroshi Yoshimura 1988-03-22