Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10634247 | Piston structure for engine | Osamu Aoki, Takashi Ikai, Kouichi Nakano, Yoshiyuki Koga, Shinichi Fujimaki | 2020-04-28 |
KI
Kazuo Ichikawa
Overall (2020): #398,054 of 565,922Top 75%
1
Patents 2020