Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4726262 | Automatic transmission with overdrive inhibitor | Yoichi Hayakawa, Kaiya Fujiura, Kazuaki Watanabe | 1988-02-23 |
| 4724725 | Transmission control system for controlling a main transmission speed changing pattern relative to a subtransmission speed changing ratio | Yutaka Taga, Kagenori Fukumura, Yoichi Hayakawa, Masao Kawai | 1988-02-16 |
| 4722249 | Control system for a transmission having a main transmission and a sub-transmission | Yutaka Taga, Kenichi Yoshizawa, Yoichi Hayakawa, Masao Kawai | 1988-02-02 |
| 4721018 | Transmission control having a plurality of speed changing ratios for controlling a transmission system | Yutaka Taga, Seiichi Nishikawa, Yoichi Hayakawa, Masao Kawai | 1988-01-26 |
| 4713988 | Transmission control device | Yutaka Taga, Kagenori Fukumura, Yoichi Hayakawa, Masao Kawai | 1987-12-22 |
| 4708032 | Transmission control device having selectable rotation speed detector | Yutaka Taga, Kagenori Fukumura, Yoichi Hayakawa, Masao Kawai | 1987-11-24 |
| 4699249 | Lubrication system for power transmission chain | Kaiya Fujiura, Yoichi Hayakawa, Kagenori Fukumura | 1987-10-13 |
| 4697479 | Engine throttle opening dependent hydraulic vehicular transmission system | Yoichi Hayakawa, Masao Kawai, Kenichi Yoshizawa, Kagenori Fukumura | 1987-10-06 |
| 4693143 | Control device for an automatic transmission system | Yutaka Taga, Kagenori Fukumura, Yoichi Hayakawa, Masao Kawai | 1987-09-15 |
| 4688449 | Transmission control device | Yutaka Taga, Seiichi Nishikawa, Yoichi Hayakawa, Masao Kawai | 1987-08-25 |
| 4679450 | Control system for selectively switchable two/four wheel drive automatic transmission system shifting transfer transmission according to main transmission speed stage | Yoichi Hayakawa, Masao Kawai, Yutaka Taga, Kazuaki Watanabe | 1987-07-14 |