Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9285032 | Piston ring | Takashi Ono, Toshikatsu Hayashi, Kouhei Sugimoto | 2016-03-15 |
| 9261191 | Piston ring for internal combustion engine | Takashi Ono | 2016-02-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9285032 | Piston ring | Takashi Ono, Toshikatsu Hayashi, Kouhei Sugimoto | 2016-03-15 |
| 9261191 | Piston ring for internal combustion engine | Takashi Ono | 2016-02-16 |