Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5814215 | Oil filter including an integral filter support and housing drain valve assembly | Hans-Jurgen Jensen, Rolf Mohle | 1998-09-29 |
| 5698097 | Oil filter including replaceable primary and secondary flow filter elements | Hans Gebert, Rolf Mohle, Dietmar Sonntag, Dietwart Guntert, Hubert Muller | 1997-12-16 |
| 5589060 | Filter for liquids, in particular internal-combustion engine lubricant oils | Hans Gebert, Rolf M ohle, Dietmar Sonntag, Dietwart Guntert, Hubert M uller | 1996-12-31 |