Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10344860 | Highly heat conductive piston ring for internal combustion engine | Tsugane Hirase, Hiromichi Yokokawa, Kazuhiro Fujimura, Junpei Ogawa, Tomonori Miyazawa +2 more | 2019-07-09 |