Externally excited electric machine, motor vehicle, and method for producing an externally excited electric machine
US-12592618-B2 · Mar 31, 2026 · US
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Ruppert Daniel patents
Ruppert Daniel is listed as an inventor on 73 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ruppert Daniel |
| Total patents | 73 |
| First publication | Mar 9, 2017 |
| Latest publication | Mar 31, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Method for operating an electric machine, control device, inverter circuit, stator, electric machine and motor vehicle
US-2026061854-A1 · Mar 5, 2026 · US
Method for de-exciting a rotor of an electric machine, control device, electric machine and motor vehicle
US-2026066817-A1 · Mar 5, 2026 · US
Rotor, externally excited synchronous machine and motor vehicle
US-2026066745-A1 · Mar 5, 2026 · US
Externally excited synchronous machine and motor vehicle
US-2026045859-A1 · Feb 12, 2026 · US
Charging device for a motor vehicle
US-12549107-B2 · Feb 10, 2026 · US
Electrical circuit device for operating an externally excited electrical machine, electrical drive apparatus, and motor vehicle
US-12542472-B2 · Feb 3, 2026 · US
Exciter circuit for an externally excited synchronous machine, motor vehicle and method for de-excitation of an exciter winding
US-12542510-B2 · Feb 3, 2026 · US
Method for determining a current flowing through at least one switching element, electrical circuit arrangement, and motor vehicle
US-12510568-B2 · Dec 30, 2025 · US
Electric machine for a motor vehicle, rotor for an electric machine and motor vehicle
US-2025364876-A1 · Nov 27, 2025 · US
Recent patents
Latest publications not already listed above.
Exciter circuit for an externally excited synchronous machine and motor vehicle
US-12483178-B2 · Nov 25, 2025 · US
Exciter circuit for an externally excited synchronous machine, motor vehicle, and method for de-exciting an exciter winding
US-12463579-B2 · Nov 4, 2025 · US
Motor vehicle having an externally excited synchronous machine
US-12424963-B2 · Sep 23, 2025 · US
Electric machine, motor vehicle having an electric machine, and method for operating an electric machine
US-2025279706-A1 · Sep 4, 2025 · US
Power electronics arrangement for a motor vehicle and method for production of a power electronics arrangement for a motor vehicle
US-12397772-B2 · Aug 26, 2025 · US
Electrical switching device, electrical drive layout and motor vehicle
US-12342510-B2 · Jun 24, 2025 · US
Method for operating an electrical circuit comprising at least one switching element of a motor vehicle, and a motor vehicle
US-12311778-B2 · May 27, 2025 · US
Externally excited synchronous machine, motor vehicle and method for operating an externally excited synchronous machine
US-2025167636-A1 · May 22, 2025 · US
Method for producing a circuit arrangement for an electric machine, power semiconductor module for a circuit arrangement, and corresponding circuit arrangement
US-2025112214-A1 · Apr 3, 2025 · US
Motor vehicle having an externally excited synchronous machine and method for active discharging of a capacitor in a high-voltage network
US-12261556-B2 · Mar 25, 2025 · US
Method for actively discharging an electrical energy storage device, control device, electrical circuit device and motor vehicle
US-12255548-B2 · Mar 18, 2025 · US
Method for rapid de-excitation of a rotor of a separately excited synchronous machine of a motor vehicle, separately excited synchronous machine for a motor vehicle and motor vehicle
US-2025080014-A1 · Mar 6, 2025 · US
Use of an inverter switching arrangement for operating a system with electric drive
US-2025062702-A1 · Feb 20, 2025 · US
Electrical circuit device, electrical drive device and motor vehicle
US-12185504-B2 · Dec 31, 2024 · US
Excitation circuit, power electronics system, and motor vehicle
US-2024429849-A1 · Dec 26, 2024 · US
Pulse inverter and power module for such a pulse inverter
US-2024405690-A1 · Dec 5, 2024 · US
Method for producing an electrical circuit device for operating an externally excited electric machine, electrical circuit device for operating an externally excited electric machine, electric drive device comprising an electrical circuit device, and motor vehicle comprising an electric drive device
US-2024372444-A1 · Nov 7, 2024 · US
On-board power system for a motor vehicle, and method for operating an on-board power system
US-12071086-B2 · Aug 27, 2024 · US
Method of operating an inverter, inverter and motor vehicle
US-2024266981-A1 · Aug 8, 2024 · US
Power electronic arrangement for an externally excited synchronous machine, motor vehicle and method for producing a power electronic arrangement
US-2024244806-A1 · Jul 18, 2024 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Audi Ag | 71 |
| Volkswagen Ag | 2 |
| Bayerische Motoren Werke Ag | 2 |
| Friedrich Alexander Univ Erlangen Nuernberg Koerperschaft Des Oeffentlichen Rechts | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02T10/70 | 19 |
| H02K11/33 | 17 |
| H02M7/003 | 17 |
| Y02T90/14 | 15 |
| Y02T10/7072 | 15 |