Issued Patents All Time
Showing 26–50 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363816 | Valve drive device | Hiroshi Yorita, Toshihiko Igashira, Moriyasu Gotoh, Kazuhide Watanabe | 1994-11-15 |
| 5343270 | Projection exposure apparatus | Susumu Makinouchi, Nobutaka Magome, Naomasa Shiraishi | 1994-08-30 |
| 5284121 | Internal combustion engine with evaporated fuel purge system | Seiko Abe, Toshihiko Igashira | 1994-02-08 |
| 5086266 | Automobile ac generator system | Naomichi Shiga, Hisatoshi Tsuchiya, Katsumi Kibe | 1992-02-04 |
| 4973896 | Automobile generator apparatus | Naomichi Shiga, Hisatoshi Tsuchiya, Katsumi Kibe | 1990-11-27 |
| 4887569 | Electrostrictive actuator device and fuel injection device using same | Toshihiko Igashira, Seiko Abe, Kiyonori Sekiguchi, Akihiro Izawa, Hisasi Kawai | 1989-12-19 |
| 4793314 | Fuel injection pump for an internal combustion engine | Toru Yoshinaga, Toshihiko Igashira, Seiko Abe, Yukihiro Natsuyama | 1988-12-27 |
| 4784102 | Fuel injector and fuel injection system | Toshihiko Igashira, Kazuhide Watanabe, Masahiro Takigawa, Toru Yoshinaga, Yukihiro Natsuyama +1 more | 1988-11-15 |
| 4767959 | Method and apparatus for driving capacitive-type load | Toshihiko Igashira, Kiyonori Sekiguchi, Masahiro Takigawa, Yoshimi Natsume | 1988-08-30 |
| 4756290 | Drive circuit of electrostrictive element actuator in diesel engine fuel injection device | Mitiyasu Moritugu, Hisasi Kawai, Seiko Abe | 1988-07-12 |
| 4748954 | Electrostrictive actuator device and fuel injection device using same | Toshihiko Igashira, Seiko Abe, Kiyonori Sekiguchi, Akihiro Izawa, Hisasi Kawai | 1988-06-07 |
| 4749897 | Driving device for piezoelectric element | Yoshimi Natsume, Yasufumi Yamada, Yasutaka Nakamori | 1988-06-07 |
| 4732129 | Control apparatus for electroexpansive actuator enabling variation of stroke | Masahiro Takigawa, Toshihiko Igashira, Kazuhide Watanabe | 1988-03-22 |
| 4730585 | Diesel engine fuel injection system with a rate-of-injection control arrangement | Seiko Abe, Toshihiko Igashira, Akihiro Izawa, Kiyonori Sekiguchi | 1988-03-15 |
| 4728074 | Piezoelectric flow control valve | Toshihiko Igashira, Kazuhide Watanabe, Nobuyuki Murate | 1988-03-01 |
| 4722310 | Fuel injection control for diesel engine | Toshihiko Igashira, Taro Tanaka, Yasuhiro Takeuchi | 1988-02-02 |
| 4711216 | Fuel supply device for an internal combustion engine | Yasuhiro Takeuchi, Toshihiko Igashira, Hidetaka Nohira | 1987-12-08 |
| 4705003 | Apparatus for controlling electroexpansive actuator avoiding deterioration of polarization | Seiko Abe, Masahiro Tomita, Hiroshi Yorita, Takeshi Tanaka, Toshihiko Igashira | 1987-11-10 |
| 4685290 | Engine control with function to eliminate minute particles in exhaust gas | Sigeru Kamiya, Akikazu Kojima | 1987-08-11 |
| 4667638 | Fuel injection apparatus for internal combustion engine | Toshihiko Igashira, Yasuhiro Takeuchi, Seiko Abe, Hidetaka Nohira | 1987-05-26 |
| 4649887 | Pump for supplying pressurized fuel to fuel injector of internal combustion engine | Toshihiko Igashira, Toru Yoshinaga, Seiko Abe | 1987-03-17 |
| 4649886 | Fuel injection system for an internal combustion engine | Toshihiko Igashira, Taro Tanaka | 1987-03-17 |
| 4635849 | Piezoelectric low-pressure fuel injector | Toshihiko Igashira, Seiko Abe, Masahiro Takigawa, Akihiro Izawa | 1987-01-13 |
| 4621599 | Method and apparatus for operating direct injection type internal combustion engine | Toshihiko Igashira, Toru Yoshinaga, Yasuhiro Takeuchi | 1986-11-11 |
| 4610427 | Piezoelectric control valve for fuel injector of internal combustion engine | Toshihiko Igashira, Toru Yoshinaga, Seiko Abe, Yukihiro Natsuyama | 1986-09-09 |