Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6089213 | Lubricating oil fill line for an internal combustion engine, involving a oil mist sediment tank | Mike Laudien | 2000-07-18 |
| 5956822 | Snap-lock connection for two parts which can rotate in relation to each other | Thomas Brieden, Abdul-Bashir Sarwar | 1999-09-28 |
| 5814215 | Oil filter including an integral filter support and housing drain valve assembly | Elke Bruss, Hans-Jurgen Jensen | 1998-09-29 |
| 5698097 | Oil filter including replaceable primary and secondary flow filter elements | Hans Gebert, Dietmar Sonntag, Elke Bruss, Dietwart Guntert, Hubert Muller | 1997-12-16 |
| 5516425 | Oil filter for the cleaning of lubricating oil | Thomas Brieden, Hubert Muller, Dietmar Sonntag | 1996-05-14 |