Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10352269 | Method of producing piston for engine | Takashi Ikai, Kouichi Nakano | 2019-07-16 |
YK
Yoshiyuki Koga
Overall (2019): #210,731 of 560,194Top 40%
1
Patents 2019