Issued Patents All Time
Showing 51–75 of 145 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5915801 | Regenerative brake controller for controlling value of regenerative braking torque simulating engine braking torque | Ryuji Ibaraki | 1999-06-29 |
| 5909720 | Driving system with engine starting control | Masaaki Yamaoka, Tetsuya Abe, Hideaki Matsui | 1999-06-08 |
| 5904631 | Dual electric motor drive with planetary gearing | Kunio Morisawa, Shuji Nagano, Hideaki Matsui | 1999-05-18 |
| 5895333 | Hybrid vehicle drive system, wherein mechanism for synthesizing engine and motor outputs is disposed adjacent to transmission | Kunio Morisawa, Seitoku Kubo | 1999-04-20 |
| 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, Ryuji Ibaraki, Hiroshi Hata, Tsuyoshi Mikami | 1999-03-30 |
| 5875691 | Hybrid drive system | Hiroshi Hata, Seitoku Kubo, Ryuji Ibaraki | 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, Ryuji Ibaraki, 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 | Ryuji Ibaraki, Seitoku Kubo, Hiroshi Hata, Tsuyoshi Mikami, Hideaki Matsui | 1999-01-05 |
| 5847469 | Hybrid drive system wherein electric motor or engine is selectively used for rearward driving of vehicle | Atsushi Tabata | 1998-12-08 |
| 5844342 | Power output apparatus and method of controlling the same | Takao Miyatani, Yasutomo Kawabata, Shigetaka Nagamatsu, Eiji Yamada, Tetsuya Miura +10 more | 1998-12-01 |
| 5839533 | Apparatus for controlling electric generator of hybrid drive vehicle to control regenerative brake depending upon selected degree of drive source brake application | Tsuyoshi Mikami | 1998-11-24 |
| 5841201 | Hybrid vehicle drive system having a drive mode using both engine and electric motor | Atsushi Tabata, Ryuji Ibaraki, 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, Ryuji Ibaraki, Hiroshi Hata, Tsuyoshi Mikami | 1998-11-10 |
| 5789882 | Vehicle control apparatus adapted to select engine-or motor-drive mode based on physical quantity reflecting energy conversion efficiencies in motor-drive mode | Ryuji Ibaraki, Hiroshi Hata, Atsushi Tabata, Seitoku Kubo | 1998-08-04 |
| 5725064 | Hybrid vehicle with pumping loss reducing function | Ryuji Ibaraki, 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 | Ryuji Ibaraki, Seitoku Kubo | 1998-03-03 |
| 5635805 | Hybrid vehicle | Ryuji Ibaraki, Yoshihiro Kawashima | 1997-06-03 |
| 5460577 | Automatic transmission | Shuzo Moroto, Takeshi Inuzuka, Masashi Hattori, Yasuo Hojo, Atsushi Tabata +1 more | 1995-10-24 |
| 5425687 | Shift control system for selecting between two shift patterns based on torque converter judders in an automatic transmission | Yasuo Hojo, Atsushi Tabata | 1995-06-20 |
| 5415056 | Shift control system for manually shiftable automatic transmission | Atsushi Tabata, Yasuo Hojo, Takayuki Okada, Masato Kaigawa, Masashi Hattori +6 more | 1995-05-16 |
| 5411451 | Control system for controlling the pressure of the oncoming servo hydraulic pressure based on a predicted time to sync from output shaft acceleration in automatic transmission | Masahiko Ando, Koji Noda, Yoshihisa Yamamoto, Masahiro Hayabuchi, Kazumasa Tsukamoto +3 more | 1995-05-02 |
| 5403248 | Control system for changing servo timings of hydraulic pressure based on a torque input in automatic transmission | Masahiko Ando, Koji Noda, Yoshihisa Yamamoto, Masahiro Hayabuchi, Kazumasa Tsukamoto +2 more | 1995-04-04 |
| 5393275 | Shift control system for manually shiftable automatic transmission | Takayuki Okada, Yasuo Hojo, Atsushi Tabata, Masato Kaigawa, Shuzo Moroto +3 more | 1995-02-28 |
| 5368531 | Control method of and system thereof for inversely proportionally raising and lowering servo hydraulic pressure, based on input torque, for engaging and disengaging frictional elements in automatic transmission | Masahiko Ando, Koji Noda, Yoshihisa Yamamoto, Masahiro Hayabuchi, Kazumasa Tsukamoto +3 more | 1994-11-29 |
| 5351577 | Control system for servo hydraulic pressure of two friction engaging means during an N-R shift in automatic transmission | Masahiko Ando, Koji Noda, Yoshihisa Yamamoto, Masahiro Hayabuchi, Kazumasa Tsukamoto +2 more | 1994-10-04 |