Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6948470 | Four-cycle engine | Koichi Tsutsumi, Hidetoshi Takamatsu, Ryuichi Abe | 2005-09-27 |
| 6899073 | Decompression device for internal combustion engine | Koichi Tsutsumi, Hidetoshi Takamatsu, Ryuichi Abe | 2005-05-31 |