Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5211544 | Hydraulic pump | Claus Peter Hoptner, Uwe Matena | 1993-05-18 |
| 4957068 | Liquid-cooled four-valve cylinder head for a multi-cylinder internal combustion engine | Wolf-Dietrich Wagner, Willi Springer, Ludwig Meissner, Helmut Bonfert, Michael Bottcher +7 more | 1990-09-18 |
| 4942858 | Cylinder head for air-compressing, self-ignition internal combustion engines | Wolf-Dietrich Wagner, Wolfgang Strobel, Gunter Brenker | 1990-07-24 |
| 4919371 | Sealing passage arrangement for a pipeline | Helmut Bonfert, Thomas Hardt, Wolf-Dietrich Wagner | 1990-04-24 |
| 4823747 | Cylinder head camshaft mounting arrangement | Wolf-Dietrich Wagner, Thomas Hardt | 1989-04-25 |