Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12397617 | Refrigeration system having a heat pump function for a motor vehicle, having a single sensor device on the low-pressure side | Hans Hammer, Dirk Schroeder | 2025-08-26 |
| 12296649 | Cooling system of a vehicle, comprising a coolant circuit which can be operated as a cooling circuit for an AC operation and as a heat pump circuit for a heating operation | Dirk Schroeder, Thomas Anzenberger | 2025-05-13 |
| 12296647 | Reheating method for operating a refrigeration system for a motor vehicle, refrigeration system, and motor vehicle having a refrigeration system of this type | Dirk Schroeder, Helmut ROTTENKOLBER | 2025-05-13 |
| 12291081 | Method and system for operating a refrigeration system with a heat pump function and a regeneration function for heat sources and a motor vehicle including such a system | Dirk Schroeder, Helmut ROTTENKOLBER | 2025-05-06 |
| 12291080 | Method for maximizing a refrigerant in active system sections of a refrigeration system, refrigeration system, and motor vehicle comprising such a refrigeration system | Dirk Schroeder, Thomas HALTMEIER, Stephen Rost | 2025-05-06 |
| 12233685 | Reheating method for operating a refrigeration system for a motor vehicle, refrigeration system, and motor vehicle having a refrigeration system of this type | Dirk Schroeder, Helmut ROTTENKOLBER | 2025-02-25 |
| 12220969 | Cooling system with a heat pump function based on an extendable base system and motor vehicle with a cooling system of this type | Dirk Schroeder | 2025-02-11 |
| 12023991 | Method for operating a coolant circuit of a refrigeration system of a vehicle | Dirk Schroeder, Helmut ROTTENKOLBER | 2024-07-02 |
| 11884134 | Cooling system of a vehicle, comprising a coolant circuit which can be operated as a cooling circuit for an AC operation and as a heat pump circuit for a heating operation | Dirk Schroeder, Thomas Anzenberger | 2024-01-30 |
| 11820198 | Method for operating a vehicular refrigeration system having a refrigeration circuit with a heat pump function | Dirk Schroeder, Helmut ROTTENKOLBER | 2023-11-21 |
| 11820203 | Method for defrosting an external heat exchanger, which is operated as an air heat pump, of a cooling system for a motor vehicle, cooling system, and motor vehicle having such a cooling system | Dirk Schroeder, Helmut ROTTENKOLBER | 2023-11-21 |
| 11364770 | Refrigeration system for a vehicle, comprising a refrigerant circuit having a heat exchanger, and heat exchanger for such a refrigeration system | Dirk Schroeder, Helmut ROTTENKOLBER | 2022-06-21 |
| 11279205 | Method for operating a coolant circuit and vehicle air-conditioning system | Dirk Schroeder | 2022-03-22 |
| 11104204 | Method for operating a coolant circuit for a vehicle air-conditioning system | Dirk Schroeder, Helmut ROTTENKOLBER, Jan Wack | 2021-08-31 |
| 10914504 | Device and method for icing prevention regulation for heat pump evaporators | Engelbert Schmitz, Peter Heyl, Marc Graaf, Dirk Schroeder | 2021-02-09 |
| 9823023 | Heat exchanger unit with removable cassettes for air conditioning in motor vehicles | Juergen Hoppen, Raymond Ambs, Dirk Schroeder | 2017-11-21 |
| 9738138 | Vehicle air conditioner with a refrigerant circuit | Dirk Schroeder, Klaus Strasser, Ruben Gonzalez | 2017-08-22 |
| 9242527 | Refrigerant circuit of an HVAC system of a motor vehicle | Marc Graaf, Florian Wieschollek, Dirk Schroeder | 2016-01-26 |
| 6938685 | Heat exchanger | Gottfried Duerr, Peter Geskes, Michael Kohl, Andreas Lelster, Kurt Molt +3 more | 2005-09-06 |