Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7444962 | Coolant circuit for a coolant-cooled internal combustion engine | Werner Engelin, Hartmut Engels, Jochen Weeber, Frank Weinert | 2008-11-04 |
| 6843210 | Thermostatic valve and method for controlling a coolant circuit | Werner Engelin, Hartmut Engels, Jochen Weeber, Frank Weinert | 2005-01-18 |
| 6786183 | Coolant circuit for an internal combustion engine and method of making and using same | Michael Hoelle, Roland Kemmler, Hubert Schnuepke | 2004-09-07 |
| 6772717 | Reciprocating piston internal combustion engine | Oleg Dachtchenko, Willi Gelse, Vadim Kutenev, Klaus Magg, Andrej Nikitin +4 more | 2004-08-10 |
| 6761137 | Reciprocating piston internal combustion engine | Gernot Kurtzer, Hubert Schnupke | 2004-07-13 |
| 6321698 | Internal combustion engine | Wilhelm Huettner, Joerg Abthoff | 2001-11-27 |
| 6263853 | Reciprocating piston engine with harmonic balancing and method of making same | — | 2001-07-24 |
| 6227179 | V-type internal combustion engine with a mechanically driven supercharger | Georg Eiermann | 2001-05-08 |
| 5799627 | Liquid cooled cylinder head for a multicylinder internal combustion engine | Michael Dohn | 1998-09-01 |
| 5730673 | Hydraulic tensioning arrangement for tensioning flexible drive means for a camshaft | Hubert Schnupke, Helmut Kronowiecki, Robert Gulpen, Klaus Bruchner | 1998-03-24 |
| 5730095 | Cast cylinder head of a multi-cylinder internal combustion engine | Michael Dohn, Eduard Zaiss, Gerhard Eisberg, Erwin Escherle | 1998-03-24 |
| 5720240 | Liquid cooled cylinder head | Michael Dohn | 1998-02-24 |
| 5697350 | Crank chamber venting arrangement for an internal combustion engine | Edgar Brutsch | 1997-12-16 |
| 5161499 | V-type internal-combustion engine | Reiner Bachschmid, Ernst Gobien | 1992-11-10 |