TS

Tatsuo Shimura

HI Hitachi: 5 patents #7,555 of 28,497Top 30%
HS Hitachi Haramachi Semi-Conductor: 3 patents #4 of 40Top 10%
TK Toyo Boseki Kabushiki Kaisha: 3 patents #234 of 1,085Top 25%
HC Hitachi Engineering Co.: 2 patents #103 of 572Top 20%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
YS Yasui Sangyo: 1 patents #7 of 12Top 60%
Overall (All Time): #474,649 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5248468 Method of making electrically conductive fibers Hideyuki Mitamura, Fumikazu Yoshida 1993-09-28
5173366 Electrically conductive fibers, apparatus and method for the production thereof Hideyuki Mitamura, Fumikazu Yoshida 1992-12-22
5083180 Lateral-type semiconductor device Masato Miura, Tadaaki Kariya, Norihiro Kawauchi, Sinichi Kurita 1992-01-21
4833587 Semiconductor switching circuit Shigeru Sugayama, Tadaaki Kariya, Sigeo Tomita 1989-05-23
4758942 Turn-off control circuit for a gate turn-off thyristor Masayuki Wada, Chooji Shiina, Tadaki Kariya 1988-07-19
4740723 Semiconductor switch Shigeru Sugayama, Tadaaki Kariya, Sigeo Tomita 1988-04-26
4733106 Capacitive load driving device Mitsuhiko Okutsu, Tadaaki Kariya 1988-03-22
4728825 Bidirectional MOS linear switch Shigeru Sugayama, Tadaaki Kariya, Sigeo Tomita 1988-03-01
4725770 Reference voltage circuit Mitsuhiko Okutsu, Tadaaki Kariya, Kazuyoshi Masuda 1988-02-16
4666394 Apparatus for thermally fixing the formed thermoplastic products Sukeyoshi Wakamiya, Naokazu Takeuchi, Yoshihisa Hama, Tatsu Akashi 1987-05-19
4509723 Portable hydraulic lifting jack 1985-04-09