Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11002237 | General purpose engine | Osamu Miura | 2021-05-11 |
| 7591248 | Fuel injection system | Ryoji Ehara | 2009-09-22 |
| 6901916 | Fuel discharge apparatus having a vapor removal system, and internal combustion engine fuel supply system having such fuel discharge apparatus | Shogo Hashimoto, Ryoji Ehara, Tadashi Nichogi | 2005-06-07 |
| 6877489 | Electronically controlled fuel injection device | Shogo Hashimoto, Ryoji Ehara, Tadashi Nichogi, Junichiro Takahashi | 2005-04-12 |
| 6640787 | Electronically controlled fuel injection device | Shogo Hashimoto, Ryoji Ehara, Tadashi Nichogi, Junichiro Takahashi | 2003-11-04 |