Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9534565 | Evaporated-fuel processing apparatus | Ayumu Horiba, Hiroshi Kitamura, Masakazu Kitamoto, Mahito Shikama, Hiroaki Watanabe | 2017-01-03 |
| 8840712 | Evaporative emission control system | Hiroshi Kitamura, Ayumu Horiba, Masakazu Kitamoto, Yoshikazu Kaneyasu | 2014-09-23 |
| 8627802 | Evaporated fuel treatment apparatus and method of detecting failure in control valve | Ayumu Horiba, Masakazu Kitamoto, Junji Saiga | 2014-01-14 |
| 8235028 | Hermetically sealed fuel tank apparatus | Masakazu Kitamoto, Mitsunobu Yamamoto, Hiroshi Kitamura, Yoshikazu Kaneyasu | 2012-08-07 |
| 7615108 | Canister | Hiroyuki Yoshida, Koji Yamazaki, Shoichiro Kumagai, Takahiro Imamura | 2009-11-10 |
| 7380543 | Fuel vapor release suppression system for fuel tank | Gaku Hatano, Masakazu Kitamoto, Shigeo Hidai, Shoji Uhara, Hiroshi Kitamura +1 more | 2008-06-03 |
| 6668808 | Controller for controlling an evaporated fuel amount to be purged | Takeshi Tagami, Kota Ikeuchi | 2003-12-30 |
| 6637414 | Control system for internal combustion engine | Toru Kitamura, Makoto Kobayashi, Takeshi Tagami | 2003-10-28 |
| 5860460 | Refueling pipe structure in fuel tank | Kazumi Yamazaki, Teruo Wakashiro, Takeshi Hara, Takeaki Nakajima, Masaaki Horiuchi | 1999-01-19 |
| 5855198 | Canister system | Takeaki Nakajima, Shoichi Hokazono, Kiyofumi Shida, Masaaki Horiuchi | 1999-01-05 |
| 5803054 | Evaporative fuel-processing system for internal combustion engines for vehicles | Kazumi Yamazaki, Teruo Wakashiro, Takeshi Hara, Takeaki Nakajima | 1998-09-08 |
| 5680848 | Vaporized fuel control valve for fuel tank of internal combustion engine | Takaaki Katoh, Takeshi Suzuki, Masaaki Horiuchi, Takeaki Nakajima | 1997-10-28 |
| 5634450 | Canister and evaporative fuel-processing system employing same | Takeshi Hara, Teruo Wakashiro, Kazumi Yamazaki, Tomoyuki Kawakami | 1997-06-03 |
| 5630445 | Fuel tank for automotive vehicles and evaporative emission control system incorporating same | Masaaki Horiuchi, Takeaki Nakajima, Kazumi Yamazaki, Teruo Wakashiro | 1997-05-20 |
| 5617832 | Evaporative fuel-processing system for internal combustion engines | Kazumi Yamazaki, Takeshi Hara, Teruo Wakashiro | 1997-04-08 |
| 5606954 | Evaporative fuel processing device | Kazumi Yamazaki, Takeaki Nakajima, Teruo Wakashiro, Takeshi Hara, Masaaki Horiuchi +1 more | 1997-03-04 |
| 5579742 | Evaporative emission control system for internal combustion engines | Kazumi Yamazaki, Masaaki Horiuchi, Takeaki Nakajima, Takeshi Hara | 1996-12-03 |
| 5456237 | Evaporative fuel processing device | Kazumi Yamazaki, Teruo Wakashiro, Takeshi Hara, Tomoyuki Kawakami | 1995-10-10 |
| 5176123 | Evaporative fuel-purging control system for internal combustion engines | Fumio Hosoda, Sachito Fujimoto, Masakazu Kitamoto, Hideo Moriwaki, Takashi Kiyomiya | 1993-01-05 |
| 5170765 | Canister for storing fuel | Hideki Hoshino, Masatoshi Udagawa, Hideo Watanabe | 1992-12-15 |