Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8011343 | Multi link type piston-crank mechanism of internal combustion engine | Makoto Kobayashi, Hideaki Mizuno, Naoki Takahashi | 2011-09-06 |
| 7992529 | Internal combustion engine | Makoto Kobayashi, Naoki Takahashi | 2011-08-09 |
| 7980207 | Multi-link engine | Naoki Takahashi, Masayuki Tomita, Koji Hiraya, Hirofumi Tsuchida, Shunichi Aoyama | 2011-07-19 |