Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6044831 | Fuel vapor feed controlling apparatus for lean burn type internal combustion engine | Naoya Takagi, Toshimi Murai, Zenichiro Mashiki, Tetsuji Nagata | 2000-04-04 |
| 5979417 | Fuel reserving device | Takaaki Itoh, Toru Kidokoro, Takashi Ishikawa, Masahide Kobayashi | 1999-11-09 |
| 5925817 | Device for diagnosing malfunction in a fuel tank | Toru Kidokoro, Takaaki Ito | 1999-07-20 |
| 5859365 | Remaining fuel amount measuring apparatus for a fuel tank | Ichiro Kataoka, Kazuyuki Sasaki, Kunimitsu Aoki, Shozo Ashizawa, Shinji Narama +2 more | 1999-01-12 |
| 5851268 | Canister | Takaaki Itoh | 1998-12-22 |
| 5836291 | Evaporated fuel processing apparatus for an internal combustion engine | Yukio Kinugasa, Takaaki Itou, Toru Kidokoro, Naoya Takagi | 1998-11-17 |
| 5816287 | Apparatus for preventing discharge of fuel vapor | Hiroki Matsuoka | 1998-10-06 |
| 5746185 | Fuel storing device for an automobile | Toru Kidokoro, Takaaki Ito | 1998-05-05 |
| 5735251 | Fuel-vapor emission control apparatus for engine | Takaaki Itoh, Naoya Takagi | 1998-04-07 |
| 5722374 | Fuel storing device for an automobile | Toru Kidokoro, Takaaki Itou, Yukio Kinugasa | 1998-03-03 |
| 5669360 | Fuel-vapor emission-control system for controlling the pressure in a system | Hiroki Matsuoka, Takashi Ishikawa | 1997-09-23 |
| 5647332 | Fuel-vapor emission-control system for controlling the amount of flow through a charcoal canister | Hiroki Matsuoka | 1997-07-15 |
| 5632252 | Apparatus for controlling fuel evaporated from internal combustion engine | Hiroki Matsuoka | 1997-05-27 |
| 5477836 | Fuel vapor emission control system for an engine | Ryuichi Deguchi | 1995-12-26 |
| 5431144 | Evaporated fuel control apparatus | Takaaki Itou, Akinori Osanai, Toru Kidokoro | 1995-07-11 |
| 5368002 | Apparatus for controlling a flow of evaporated fuel from a canister to an intake passage of an engine | Shinichi Hoshino, Koji Okawa, Akinori Osanai, Takaaki Itou, Toru Kidokoro | 1994-11-29 |
| 5359978 | Apparatus for controlling an internal pressure of a fuel tank in an evaporated fuel purge system | Toru Kidokoro, Takaaki Ito, Akinori Osanai | 1994-11-01 |
| 5353770 | Apparatus for controlling flow of evaporated fuel from canister to intake passage of engine using purge control valves | Akinori Osanai, Takaaki Itoh, Toru Kidokoro | 1994-10-11 |
| 5315980 | Malfunction detection apparatus for detecting malfunction in evaporative fuel purge system | Takayuki Otsuka, Akinori Osanai, Takaaki Itoh, Toru Kidokoro | 1994-05-31 |
| 5269837 | Evaporation loss control device | Tamiyoshi Ohashi, Masami Mizuno, Sukehiro Sawada, Hisao Hanabusa, Masayuki Nakagawa +6 more | 1993-12-14 |
| 5237979 | Evaporative fuel control apparatus of internal combustion engine | Takaaki Itou, Akinori Osanai, Toru Kidokoro | 1993-08-24 |
| 5220898 | Pressure control system for controlling pressure in fuel tank of engine by controlling discharging of evaporated fuel in fuel tank into canister | Toru Kidokoro, Takaaki Itoh, Akinori Osanai | 1993-06-22 |
| 5216997 | Fuel supply control device of an engine | Akinori Osanai, Takaaki Itoh, Toru Kodokoro | 1993-06-08 |
| 4942860 | Engine control system | Yoshiki Chujo, Tokuta Inoue, Toshiaki Konomi | 1990-07-24 |
| 4924837 | Internal combustion engine having electric controlled fuel injection with oxygen sensor for detecting intake air amount | Yoshiki Chujo, Keiji Aoki, Toshiyasu Katsuno | 1990-05-15 |