Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7302934 | Saddle-straddling type motor vehicle | Wataru Ishii, Toshiharu Hanajima | 2007-12-04 |
| 6148794 | Induction control system for multi-valve engine | Naoki Tsuchida, Takeshi Ito | 2000-11-21 |
| 5852994 | Induction control system for multi-valve engine | Naoki Tsuchida, Takeshi Ito | 1998-12-29 |
| 5836274 | Multi valve engine with variable valve operation | Tetsushi Saito, Naoki Tsuchida | 1998-11-17 |
| 5819706 | Air-assisted injection system for multi-valve engine | Naoki Tsuchida, Takeshi Ito | 1998-10-13 |
| 5809953 | Variable valve timing mechanism | Tetsushi Saito, Naoki Tsuchida | 1998-09-22 |
| 5799638 | Direction injection system for multi-valve engine | Naoki Tsuchida, Masahisa Kuranishi, Takeshi Ito | 1998-09-01 |
| 5785017 | Variable valve timing mechanism | Tetsushi Saito, Naoki Tsuchida | 1998-07-28 |
| 5758612 | Valve actuating structure for multi-valve engine | Tetsushi Saito, Naoki Tsuchida | 1998-06-02 |
| 5606942 | Valve operating system for multi-valve engine | Tetsushi Saito, Naoki Tsuchida | 1997-03-04 |
| 5595156 | Induction control system for multi-valve engine | — | 1997-01-21 |
| 5575254 | Induction system for engine | Naoki Tsuchida | 1996-11-19 |