Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10641396 | Seal ring and sealing structure | — | 2020-05-05 |
| 10634254 | Seal ring | Koji Watanabe | 2020-04-28 |
| D876594 | Seal for shafts | Koji Watanabe | 2020-02-25 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10641396 | Seal ring and sealing structure | — | 2020-05-05 |
| 10634254 | Seal ring | Koji Watanabe | 2020-04-28 |
| D876594 | Seal for shafts | Koji Watanabe | 2020-02-25 |