Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9765915 | Sealing device | Ralf Kutzinsky, Juergen Meier-Sponheuer, Wilfried Baeumler, Oliver Naumann | 2017-09-19 |
| 6896103 | Device and method for applying lubricating oil | Oliver Naumann | 2005-05-24 |