Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9951664 | Method for heating the engine oil of an internal combustion engine and internal combustion engine for performing such a method | Hans Guenter Quix, Michael Tobergte, Kay Hohenboeken, Jan Mehring | 2018-04-24 |
| 9784172 | Liquid-cooled internal combustion engine with selector guide valve, and method for controlling the selector guide valve of an internal combustion engine of said type | Michael Tobergte, Bernd Steiner, Kay Hohenboeken, Stefan Quiring, Jan Mehring | 2017-10-10 |
| 9556804 | Multi-cylinder internal combustion engine and method for operating a multi-cylinder internal combustion engine | Michael Tobergte, Carsten Weber, Kay Hohenboeken, Helmut Hans Ruhland | 2017-01-31 |
| 9194279 | Thermostat with locking arms for coolant filling | Kay Hohenboeken, Michael Tobergte, Stefan Quiring, Richard Fritsche | 2015-11-24 |
| 9169834 | Disengageable coolant pump for engine | Michael Tobergte, Bernd Schumacher, Jan Mehring, Kay Hohenboeken | 2015-10-27 |
| 9032915 | Independent cooling of cylinder head and block | Michael Tobergte, Bernd Schumacher, Jan Mehring | 2015-05-19 |
| 8944026 | Multi-cylinder internal combustion engine and method for operating a multi-cylinder internal combustion engine | Michael Tobergte, Carsten Weber, Kay Hohenboeken, Helmut Hans Ruhland | 2015-02-03 |