Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6920847 | Reciprocating engine with a variable compression ratio mechanism | Kenshi Ushijima, Yoshiteru Yasuda, Katsuya Moteki | 2005-07-26 |
| 6915766 | Compression ratio controlling apparatus and method for spark-ignited internal combustion engine | Shunichi Aoyama, Shinichi Takemura, Takanobu Sugiyama, Toru Noda | 2005-07-12 |
| 6877463 | Link mechanism of reciprocating internal combustion engine | Katsuya Moteki, Shunichi Aoyama, Kenshi Ushijima | 2005-04-12 |