Issued Patents All Time
Showing 51–70 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5982045 | Hybrid vehicle drive system adapted to prevent concurrent mode change and transmission shifting or torque distribution ratio change | Atsushi Tabata, Yutaka Taga, Hiroshi Hata, Tsuyoshi Mikami | 1999-11-09 |
| 5951614 | Vehicle hybrid drive system control apparatus adapted to reduce transmission input torque upon transmission shifting, by using engine and/or motor/generator | Atsushi Tabata, Yutaka Taga, Hiroshi Hata, Tsuyoshi Mikami | 1999-09-14 |
| 5935040 | Hybrid vehicle drive system adapted to produce substantially constant vehicle drive force under the same vehicle running condition, even in different modes of operation | Atsushi Tabata, Yutaka Taga, Hiroshi Hata, Tsuyoshi Mikami | 1999-08-10 |
| 5927415 | Hybrid vehicle controller | Yutaka Taga, Hiroshi Hata, Atsushi Tabata | 1999-07-27 |
| 5923093 | Hybrid vehicle drive system adapted to assure smooth brake application by motor/generator or engine | Atsushi Tabata, Yutaka Taga, Hiroshi Hata, Tsuyoshi Mikami | 1999-07-13 |
| 5915801 | Regenerative brake controller for controlling value of regenerative braking torque simulating engine braking torque | Yutaka Taga | 1999-06-29 |
| 5887670 | Vehicle power transmitting system having devices for electrically and mechanically disconnecting power source and vehicle drive wheel upon selection of neutral state | Atsushi Tabata, Yutaka Taga, Hiroshi Hata, Tsuyoshi Mikami | 1999-03-30 |
| 5875691 | Hybrid drive system | Hiroshi Hata, Seitoku Kubo, Yutaka Taga | 1999-03-02 |
| 5873426 | Hybrid vehicle drive system having means for using at least engine as drive power source in special vehicle operating state, to assure sufficient drive force | Atsushi Tabata, Yutaka Taga, Hiroshi Hata, Tsuyoshi Mikami | 1999-02-23 |
| 5856709 | Hybrid vehicle drive system having clutch between engine and synthesizing/distributing mechanism which is operatively connected to motor/generator | Seitoku Kubo, Yutaka Taga, Hiroshi Hata, Tsuyoshi Mikami, Hideaki Matsui | 1999-01-05 |
| 5841201 | Hybrid vehicle drive system having a drive mode using both engine and electric motor | Atsushi Tabata, Yutaka Taga, Tsuyoshi Mikami, Hiroshi Hata | 1998-11-24 |
| 5833570 | Vehicle transmission shift control apparatus wherein torque of motor connected to automatic transmission is controlled to reduce shifting shock of transmission | Atsushi Tabata, Yutaka Taga, Hiroshi Hata, Tsuyoshi Mikami | 1998-11-10 |
| 5818116 | Starting control apparatus for internal combustion engine and method of the same | Koichi Nakae, Kiyoo Hirose, Tsuyoshi Mikami, Hiroshi Hata | 1998-10-06 |
| 5789882 | Vehicle control apparatus adapted to select engine-or motor-drive mode based on physical quantity reflecting energy conversion efficiencies in motor-drive mode | Yutaka Taga, Hiroshi Hata, Atsushi Tabata, Seitoku Kubo | 1998-08-04 |
| 5772552 | Gear transmission unit for automatic transmission | Kunio Morisawa, Jiro Yoshizumi | 1998-06-30 |
| 5725064 | Hybrid vehicle with pumping loss reducing function | Yutaka Taga, Seitoku Kubo | 1998-03-10 |
| 5722911 | Vehicle control apparatus adapted to charge energy storage device by generator driven by surplus engine power which changes with required vehicle drive force | Yutaka Taga, Seitoku Kubo | 1998-03-03 |
| 5635805 | Hybrid vehicle | Yutaka Taga, Yoshihiro Kawashima | 1997-06-03 |
| 5525117 | Gear transmission for automatic transmissions | Kunio Morisawa, Hideaki Otsubo | 1996-06-11 |
| 5478291 | Gear shift system for automatic transmission | Kunio Morisawa, Hideaki Otsubo | 1995-12-26 |