Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7096575 | Method of and device for joining assembled hollow shafts | Jochen Asbeck | 2006-08-29 |
| 6438836 | Method for producing a cam that can be placed on a hollow shaft to form a camshaft | Andreas Barth, Klaus Brandes, Frank Rohwer | 2002-08-27 |
| 5816045 | Fan-type exhaust gas manifold for multi-cylinder internal-combustion engines and method of making same | Thomas Hulsberg, Ralf Punjer | 1998-10-06 |
| 5689954 | Exhaust gas manifold for an internal combustion engine and method of making such exhaust gas manifold | Pierre Bonny, Thomas Hulsberg, Ralf Punjer | 1997-11-25 |
| 5682741 | Exhaust manifold for an internal combustion engine | Helmut Augustin, Pierre Bonny, Wolfgang Jekel, Hans-Jorg Kaifel, Berndt Schutz | 1997-11-04 |