Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060609 | Method for producing a piston ring | Steffen Hoppe, Klaus Meyer | 2021-07-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060609 | Method for producing a piston ring | Steffen Hoppe, Klaus Meyer | 2021-07-13 |