Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4727774 | Cut-back pressure control device for multi-speed automatic transmission | Koji Sumiya, Yoshikazu Sakaguchi, Takuji Taniguchi, Yutaka Taga | 1988-03-01 |
| 4727772 | Multistage automatic shift control apparatus | Koji Sumiya, Yoshikazu Sakaguchi, Takuji Taniguchi, Yutaka Taga | 1988-03-01 |
| 4727773 | Hydraulic circuit for controlling automatic transmission | Koji Sumiya, Yoshikazu Sakaguchi, Takuji Taniguchi, Yutaka Taga | 1988-03-01 |
| 4722251 | Hydraulic circuit for controlling an automatic transmission | Koji Sumiya, Yoshikazu Sakaguchi, Takuji Taniguchi, Yutaka Taga | 1988-02-02 |
| 4722250 | Accumulator back pressure control apparatus for automatic transmission | Koji Sumiya, Yoshikazu Sakaguchi, Takuji Taniguchi, Yutaka Taga | 1988-02-02 |
| 4722247 | Shift control system of automatic transmission | Kunihiro Iwatsuki, Yasushi Ando | 1988-02-02 |
| 4718310 | Shift control system of automatic transmission for vehicle | Kunihiro Iwatsuki | 1988-01-12 |
| 4697474 | Lock-up clutch control device for a multi-speed automatic transmission | Koji Sumiya, Yoshikazu Sakaguchi, Takuji Taniguchi, Yutaka Taga | 1987-10-06 |
| 4674364 | Shift control system of automatic transmission | Kunihiro Iwatsuki | 1987-06-23 |
| 4383006 | Hot-dip galvanized steel sheet with zero-spangle having excellent age-flaking resistance, and hot-dip galvanizing process and composition of molten zinc bath therefor | Teppei Tamura, Motoo Kabeya, Mitsumasa Nagahisa, Hidejirou Asano | 1983-05-10 |
| 4274303 | Automatic transmission with overdrive | Hiroshi Ito | 1981-06-23 |
| 4203331 | Automatic transmission with overdrive | Hiroshi Ito | 1980-05-20 |