Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10352446 | Combined oil control ring | Takuma Sekiya | 2019-07-16 |
| D849796 | General purpose engine | Satoshi Sugimoto, Takahito Uemura, Satoshi Watanabe | 2019-05-28 |
| 10247306 | Combined oil control ring | Hiroshi Shimizu, Kazuya Mochiduki | 2019-04-02 |