Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6810839 | Control device for controlling control motor of internal combustion engine | — | 2004-11-02 |
| 6807928 | Control device for a control motor of an internal combustion engine | — | 2004-10-26 |
| 6709303 | Internal combustion engine control unit for jet propulsion type watercraft | Hideki Umemoto | 2004-03-23 |
| 6668796 | Internal combustion engine control for jet propulsion type watercraft | Hideki Umemoto | 2003-12-30 |