Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10100929 | Piston ring | Keiji Honda, Masaki Moronuki, Takuma Sekiya | 2018-10-16 |
| 10036345 | Combination of cylinder and piston ring | Akio Shinohara, Masaki Moronuki | 2018-07-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10100929 | Piston ring | Keiji Honda, Masaki Moronuki, Takuma Sekiya | 2018-10-16 |
| 10036345 | Combination of cylinder and piston ring | Akio Shinohara, Masaki Moronuki | 2018-07-31 |