Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11143301 | Oil scraper ring spring for an oil scraper ring and oil scraper ring | Peter Mielke, Maik Zimmermann | 2021-10-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11143301 | Oil scraper ring spring for an oil scraper ring and oil scraper ring | Peter Mielke, Maik Zimmermann | 2021-10-12 |