Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6920847 | Reciprocating engine with a variable compression ratio mechanism | Ryosuke Hiyoshi, Yoshiteru Yasuda, Katsuya Moteki | 2005-07-26 |
| 6877463 | Link mechanism of reciprocating internal combustion engine | Katsuya Moteki, Shunichi Aoyama, Ryosuke Hiyoshi | 2005-04-12 |