Dirk Hammerschmidt
263Patents
13h-index
109Co-inventors
89Inventor score
Filing activity: Apr 4, 2003 → Jun 6, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7528755B2 | Sigma-delta modulator for operating sensors | Physics | 361 | Active |
| US7323870B2 | Magnetoresistive sensor element and method of assembling magnetic field sensor elements with on-wafer functional test | Physics | 108 | Expired |
| US7950281B2 | Sensor and method for sensing linear acceleration and angular velocity | Physics | 67 | Active |
| US6795347B2 | Memory circuit | Physics | 26 | Expired |
| US7880481B2 | Capacitive sensor and measurement system | Physics | 26 | Active |
| US7288931B2 | Method for determining residual error compensation parameters for a magnetoresistive angle sensor and method for reducing a residual angle error in a magnetoresistive angle sensor | Electricity | 23 | Active |
| US7762129B2 | Tire tread detection and measurement of physical variables of a tire on a moving vehicle | Emerging Cross-Sectional Technologies | 16 | Active |
| US7673505B2 | Tire footprint determination apparatuses, systems and methods | Performing Operations; Transporting | 15 | Active |
| US9188645B2 | System and method for testing a circuit | Physics | 15 | Active |
| US7918135B2 | Pressure sensor including thermal selftest | Physics | 15 | Active |
| US7208944B2 | Method for determining the angular position of a rotating object and rotary encoder | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US8948280B2 | Clock determination for a sensor | Electricity | 14 | Active |
| US8058866B2 | Off-center angle measurement system | Physics | 13 | Active |
| US9903779B2 | Sensor network supporting self-calibration of pressure sensors | Physics | 13 | Active |
| US8024956B2 | Angle measurement system | Physics | 13 | Active |
| US9689770B2 | Selfcalibration of capacitive pressure sensors with electrostatic forces | Physics | 13 | Active |
| US8660489B2 | System and method for receiving data across an isolation barrier | Electricity | 12 | Active |
| US7310593B2 | Sampling apparatus and method for determining the driving state of a vehicle | Performing Operations; Transporting | 11 | Expired |
| US7119670B2 | Tire pressure monitoring system | Performing Operations; Transporting | 10 | Expired |
| US7203618B2 | Method and device for adjusting a determination rule of an angle sensor | Physics | 10 | Expired |
| US8253413B2 | System that obtains a switching point with the encoder in a static position | Electricity | 10 | Active |
| US8127619B2 | Pressure sensor including switchable sensor elements | Physics | 10 | Active |
| US9292409B2 | Sensor interfaces | Physics | 10 | Active |
| US9518881B2 | Apparatus for detecting a force effect and a method for detecting a force effect | Performing Operations; Transporting | 10 | Active |
| US9346441B2 | Sensor self-diagnostics using multiple signal paths | Electricity | 10 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.