Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12323049 | Electrical circuit arrangement, motor vehicle, and method for operating an electrical circuit arrangement | — | 2025-06-03 |
| 12187163 | High-voltage system for a fuel-cell vehicle for determining an insulation fault | Martin Breu, Jessica Denisse Ramirez Rocha | 2025-01-07 |
| 12176586 | Power supply device having a fuel cell device and a battery, fuel cell vehicle, and method for starting a power supply device | Martin Breu, Fabian Schulte | 2024-12-24 |
| 12166246 | Electric energy system with fuel cells | Martin Breu | 2024-12-10 |
| 11993158 | Electrical energy system with fuel cells | Martin Breu | 2024-05-28 |
| 11921538 | Method for operating at least two inverters connected to a direct current network and motor vehicle | — | 2024-03-05 |
| 11794583 | Drive device for a motor vehicle and method for operating a drive device for a motor vehicle | Martin Breu | 2023-10-24 |
| 11689072 | Demagnetization of the rotor of an externally excited synchronous machine | Stephan BRÜSKE | 2023-06-27 |
| 11671016 | Multi-phase direct voltage converter for a fuel cell stack | Martin Breu | 2023-06-06 |
| 11508977 | Supply device having a fuel cell device and a battery, and method for frost-starting a supply device | Martin Breu | 2022-11-22 |
| 11502621 | Method for operating at least two pulse-width-modulated inverters connected to a direct-current supply network, circuit assembly, and motor vehicle | Cornelius RETTNER | 2022-11-15 |
| 11413973 | Electrical energy system comprising fuel cells | Martin Breu | 2022-08-16 |
| 11390170 | Power supply device having a fuel cell arrangement and method for lowering voltage in a fuel cell arrangement | Martin Breu | 2022-07-19 |
| 11370311 | Electrical energy system with fuel-cells | Martin Breu | 2022-06-28 |
| 11348736 | DC-link capacitor for a vehicle driven by an electric motor | — | 2022-05-31 |
| 11349402 | DC voltage converter arrangement, fuel cell vehicle and method for operating a DC voltage converter arrangement | Martin Breu, Fabian Schulte | 2022-05-31 |
| 11342570 | Method for operating a fuel cell arrangement and also a corresponding fuel cell arrangement | Martin Breu | 2022-05-24 |
| 11279244 | Electroplated AC charger with monitoring and diagnostic system | Tobias Graßl | 2022-03-22 |
| 11271227 | Method for operating a fuel cell arrangement and a corresponding fuel cell arrangement | Martin Breu | 2022-03-08 |
| 10994679 | Onboard electrical system for a motor vehicle and method for operating an onboard electrical system for a motor vehicle | Kai Müller, Martin Breu | 2021-05-04 |
| 10742141 | Electrical drive system | Andreas Apelsmeier | 2020-08-11 |
| 10263505 | Filtering of alternating voltage components in the intermediate circuit of a rectifier device of a motor vehicle | Cornelius RETTNER | 2019-04-16 |