Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8351029 | Optical fiber sensor | Satoshi Nishikawa, Masakazu Takabayashi, Eiji Yagyu, Kiichi Yoshiara, Yutarou Hamatani | 2013-01-08 |
| 8295657 | Optical fiber sensor and fuel supply apparatus having the same | Satoshi Nishikawa, Shigeki Kanamaru | 2012-10-23 |
| 8285086 | Optical fiber sensor | Satoshi Nishikawa, Masakazu Takabayashi, Kiichi Yoshiara, Eiji Yagyu, Yutaro Hamatani | 2012-10-09 |
| 7859662 | On-vehicle fuel property detection device | Yutaro Hamatani, Shigeki Kanamaru, Eiji Yagyu | 2010-12-28 |
| 7672544 | Optical fiber sensor | Masakazu Takabayashi, Kiichi Yoshiara, Yasuhisa Shimakura, Sadayuki Matsumoto, Shigeki Kanamaru +1 more | 2010-03-02 |
| 7313487 | Transpired fuel gas leak detecting device | Hiroshi Yoshioka | 2007-12-25 |
| 7207209 | Fuel evaporation gas leakage detecting system and method of detecting fuel evaporation gas leakage | Toshihide Kimisawa, Tsuyoshi Kato | 2007-04-24 |
| 7077112 | Fuel vapor leak detecting apparatus, and fuel supplying apparatus to be applied to the same | Shigeki Kanamaru, Hiroshi Yoshioka, Kazushi Ishii | 2006-07-18 |
| 6986341 | Apparatus for detecting fuel-vapor gas leaks, and vent valve apparatus applied to this apparatus | Seiji Tsutsui, Shigeki Kanamaru, Hiroshi Yoshioka | 2006-01-17 |
| 6868834 | Fuel supply system | Minoru Takata, Yusaku Sakai | 2005-03-22 |
| 6843116 | Fuel pump module and vehicle residual fuel detector | Hiroshi Yoshioka, Michihiro Hayashi | 2005-01-18 |
| 6802210 | Fuel pump module and vehicle fuel tank internal pressure sensor | Shigeki Kanamaru, Tetsushi Noda | 2004-10-12 |
| 5918462 | Brake booster device | — | 1999-07-06 |
| 5895859 | Pressure sensor | Kenichi Sawada | 1999-04-20 |
| 5793297 | Self-monitoring pressure detection apparatus and method | Takanobu Takeuchi | 1998-08-11 |
| 5661244 | Pressure sensor | Etsuo Nishimura | 1997-08-26 |
| 5621176 | Pressure sensor which prevents leakage of fuel | Susumu Nagano | 1997-04-15 |
| 5544529 | Pressure sensor and chip therefor | Motomi Ichihashi, Mikio Bessho | 1996-08-13 |
| 5375472 | Pressure sensor having multiple O-ring sealants provided in series and a fuel tank provided therewith | Susumu Nagano | 1994-12-27 |
| 5212989 | Pressure sensor | Seiki Kodama, Atsushi Ueda, Toshio Iwata, Yasuo Tada, Yasuyoshi Hatazawa +2 more | 1993-05-25 |
| 4823759 | Pressure deriving port of internal combustion engine | — | 1989-04-25 |
| 4377138 | Glow plug control system for diesel engine | Akira Demizu | 1983-03-22 |