Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5427075 | Evaporative emission control system for internal combustion engines | Kazutomo Sawamura, Hiroshi Maruyama, Yasunari Seki | 1995-06-27 |
| 5398662 | Evaporative fuel-processing system for internal combustion engines for vehicles | Hisashi Igarashi, Masataka Chikamatsu, Hiroshi Maruyama | 1995-03-21 |
| 5396873 | Evaporative fuel-processing system for internal combustion engines | Hiroshi Maruyama, Masataka Chikamatsu, Yasunari Seki, Kenichi Maeda, Kazutomo Sawamura | 1995-03-14 |
| 5373823 | Failure-detecting device and fail-safe device for tank internal pressure sensor of internal combustion engine | Shigetaka Kuroda, Kazutomo Sawamura, Hiroshi Maruyama | 1994-12-20 |
| 5357789 | Misfire detection system for internal combustion engine | Shigetaka Kuroda, Kazutomo Sawamura, Hiroshi Maruyama | 1994-10-25 |
| 5355864 | Evaporative fuel-processing system for internal combustion engines | Shigetaka Kuroda, Kazutomo Sawamura, Hiroshi Maruyama, Yoichi Iwata, Tsuyoshi Takizawa | 1994-10-18 |
| 5355863 | Evaporative fuel-processing system for internal combustion engines | Hiroshi Maruyama, Takeshi Suzuki, Kazutomo Sawamura, Shigetaka Kuroda | 1994-10-18 |
| 5345917 | Evaporative fuel-processing system for internal combustion engines for vehicles | Hiroshi Maruyama | 1994-09-13 |
| 5299545 | Evaporative fuel-processing system for internal combustion engines | Shigetaka Kuroda, Kazutomo Sawamura, Hiroshi Maruyama, Masataka Chikamatsu, Shoichi Nemoto +1 more | 1994-04-05 |
| 5269277 | Failure-detecting device and fail-safe device for tank internal pressure sensor of internal combustion engines | Shigetaka Kuroda, Kazutomo Sawamura, Hiroshi Maruyama | 1993-12-14 |
| 5267547 | Tank internal pressure-detecting device for internal combustion engines | Masataka Chikamatsu, Hiroshi Maruyama, Shigetaka Kuroda, Kazutomo Sawamura | 1993-12-07 |