Stefan Kern
29Patents
3h-index
69Co-inventors
66Inventor score
Filing activity: Sep 11, 2001 → Feb 17, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10260481B2 | System and method for assessing farm-level performance of a wind farm | Emerging Cross-Sectional Technologies | 6 | Active |
| US10371124B2 | System and method for determining wind farm wake loss | Emerging Cross-Sectional Technologies | 5 | Active |
| US9525295B2 | Electric device and method for operating an electric drive | Emerging Cross-Sectional Technologies | 4 | Active |
| US7609116B2 | Integrated amplifier arrangement | Electricity | 3 | Expired |
| US10385829B2 | System and method for validating optimization of a wind farm | Emerging Cross-Sectional Technologies | 2 | Active |
| US11497863B2 | Nebulizer unit with directly connectible ampoule | Performing Operations; Transporting | 2 | Active |
| US9617995B2 | Rotary piston pump with slip ring seals for improved fitting and synchronization of rotary pistons | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US12339148B2 | Ultrasonic flow meter and method for ultrasonic flow metering | Physics | 0 | Active |
| US9997302B2 | Electrical component having an electrically conductive central element | Electricity | 0 | Active |
| US9995277B2 | System and method for controlling the operation of wind turbines | Emerging Cross-Sectional Technologies | 0 | Active |
| US6919773B2 | Monolithically integrated microwave guide component for radio frequency overcoupling | Electricity | 0 | Expired |
| US11575808B2 | Camera to observe the switched position of a switch contact | Electricity | 0 | Active |
| US6809610B1 | Balancing network | Electricity | 0 | Expired |
| US11398778B2 | Charge pump structure with regulated output voltage | Electricity | 0 | Active |
| US12180936B2 | Systems and methods for operating a wind farm | Emerging Cross-Sectional Technologies | 0 | Active |
| US11821772B2 | Time of flight detecting method for a phase shifted signal train including a sequence of waves inserted between a first group and a second group | General | 0 | Revoked |
| US7102873B2 | Capacitor element and method for trimming a capacitor element | Electricity | 0 | Expired |
| US11867545B2 | Time of flight detecting method for a phase shifted signal train including a sequence of waves inserted between a first group and a second group | Physics | 0 | Active |
| US6661525B2 | Method for monitoring the length of constant-wire-length bonds and apparatus therefor | Electricity | 0 | Expired |
| US10174729B2 | Injector for a fuel supply system of an internal combustion engine and fuel supply system | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9617992B2 | Rotary piston pump with optimised inlets and outlets | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9028233B2 | Rotary piston pump and method for operating a rotary piston pump | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12170681B2 | Method and system for detecting data traffic in a communication network | Electricity | 0 | Active |
| US11278699B2 | Inhalation method with controlled cyclic activation | Human Necessities | 0 | Active |
| US10630063B2 | Heat-conducting ceramic bushing for switchgear | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.