Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5586523 | Crankcase compression type two-cycle engine | Yoshitaka Kawahara, Kazunori Kudo, Hiroyuki Takagawa | 1996-12-24 |
| 5230314 | 4-Cycle engine | Yoshitaka Kawahara, Masaaki Nakachi | 1993-07-27 |
| 5054441 | Decompression device in a two-cycle engine | Shigeichi Okada, Eiji Yaezawa, Makoto Takata, Takafumi Nakahara | 1991-10-08 |