Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12296702 | Galvanically coupling DC-to-DC converter and vehicle electrical system | Franz Pfeilschifter | 2025-05-13 |
| 12122254 | Charging and heating circuit and vehicle electrical system having a charging and heating circuit | Franz Pfeilschifter | 2024-10-22 |
| 12017551 | Vehicle on-board electrical system having a DC voltage charging connection | Reinhard Weinzierl, Franz Pfeilschifter | 2024-06-25 |
| 11993164 | Vehicle on-board electrical system having a rechargeable traction battery directly connected to power factor correction filter | Gabriel Marzahn, Manuel Brunner, Franz Pfeilschifter | 2024-05-28 |
| 11936289 | Vehicle electrical system | Franz Pfeilschifter, Felix Muller | 2024-03-19 |
| 11794597 | On-board vehicle electrical system having an accumulator, an alternating voltage connection and a direct voltage connection | Franz Pfeilschifter | 2023-10-24 |
| 11760218 | Charging circuit for a vehicle-side electrical energy store | Franz Pfeilschifter, Manuel Brunner | 2023-09-19 |
| 11731523 | Vehicle-side charging device | Franz Pfeilschifter, Harald Schmauss | 2023-08-22 |
| 11667204 | Vehicle charging circuit and vehicle electrical system having the vehicle charging circuit | Franz Pfeilschifter | 2023-06-06 |
| 11472305 | Charging circuit for a vehicle-side electrical energy store | Franz Pfeilschifter, Manuel Brunner | 2022-10-18 |
| 11351869 | Alternating-current charging device for a motor vehicle | Franz Pfeilschifter, Klaus Mühlbauer | 2022-06-07 |
| 10636956 | Circuit arrangement for charging and discharging a piezo actuator | Walter Schrod | 2020-04-28 |
| 9371814 | Ignition device for an internal combustion engine and method for operating an ignition device for an internal combustion engine | Sven-Michael Eisen, Stephan Bolz, Harald Schmauβ, Achim Reuther | 2016-06-21 |
| 9255563 | Method for operating an ignition device for an internal combustion engine and ignition device for an internal combustion engine for carrying out the method | Sven-Michael Eisen, Stephan Bolz, Harald Schmauβ, Achim Reuther | 2016-02-09 |
| 8985090 | Method for operating an ignition device for an internal combustion engine, and ignition device for an internal combustion engine for carrying out the method | Stephan Bolz, Sven-Michael Eisen, Achim Reuther, Harald Schmauβ | 2015-03-24 |
| 8614524 | Onboard power supply and method for operating an onboard power supply | Stephan Bolz, Carsten Götte | 2013-12-24 |
| 8256691 | Nozzle module for an injection valve and injection valve | Stephan Bolz, Carsten Götte | 2012-09-04 |
| 7825638 | Device and method for balancing charge between the individual cells of a double-layer capacitor | Stephan Bolz, Rainer Knorr | 2010-11-02 |
| 7825637 | Method and device for controlling a capacitive load | Christian Augesky | 2010-11-02 |
| 7812572 | Device and method for charge equalization of series-connected individual cells of an energy accumulator | Stephan Bolz, Rainer Knorr | 2010-10-12 |
| 7800346 | Device and method for equalizing charges of series-connected energy stores | Stephan Bolz, Rainer Knorr, Günter Lugert | 2010-09-21 |
| 7739024 | Controller for operating at least one fuel injector of an internal combustion engine | Christian Augesky | 2010-06-15 |
| 7732946 | Current source, control device and method for operating said control device | — | 2010-06-08 |
| 7729848 | Device for charging and discharging at least one piezoactuator for an injection valve of an internal combustion engine | — | 2010-06-01 |
| 7675277 | Multiphase DC chopper and method for operating a multiphase DC chopper | — | 2010-03-09 |