Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10247309 | Mechanical seal device for use in water environment and sealing ring thereof | Keitaro Nakamura, Hitoshi Suzuki | 2019-04-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10247309 | Mechanical seal device for use in water environment and sealing ring thereof | Keitaro Nakamura, Hitoshi Suzuki | 2019-04-02 |