Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5950592 | Spark ignition two-cycle internal combustion engine with sub-combustion chamber | Yoshihiro Takada, Yuji Tsushima, Minoru Ueda, Hiroshi Yamashita, Hiroshi Tanaka | 1999-09-14 |