Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11725730 | Spacer spring for a three-part oil scraper ring and three-part oil scraper ring having said spacer spring | Dirk Barenreuter | 2023-08-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11725730 | Spacer spring for a three-part oil scraper ring and three-part oil scraper ring having said spacer spring | Dirk Barenreuter | 2023-08-15 |