Preh GmbH
🏢 View company profile →112Patents
103Active
112Granted
59Portfolio score
Filing activity: Jan 22, 2004 → May 10, 2024 · 34 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8081156B2 | Control element with programmable haptics | Electricity | 95 | Active |
| US7741938B2 | Rotary actuator with programmable tactile feedback | Emerging Cross-Sectional Technologies | 45 | Active |
| US7579559B2 | Control knob having integrated functionality | Electricity | 20 | Active |
| US7156168B2 | Method for controlling an air conditioning unit for an automobile | Performing Operations; Transporting | 16 | Expired |
| US7198402B2 | Method for determining an interior temperature of a passenger area of a motor vehicle, arrangement for execution of the method, and a temperature sensor | Physics | 14 | Expired |
| US8284003B2 | Operating element having improved tilting haptics | Emerging Cross-Sectional Technologies | 13 | Active |
| US7325972B2 | Method for determining an interior temperature of a passenger area of a motor vehicle, arrangement for execution of the method, and a temperature sensor | Physics | 11 | Active |
| US7235767B2 | Circuit arrangement for controlling illuminating means | Emerging Cross-Sectional Technologies | 11 | Active |
| US7331531B2 | Condensation sensor | Performing Operations; Transporting | 10 | Expired |
| US7256385B2 | Display device with combined light guide | Physics | 9 | Expired |
| US7404344B2 | Ratchet device for an electrical component which may be adjusted by rotation | Emerging Cross-Sectional Technologies | 6 | Expired |
| US10353382B2 | Control member with electronic evaluation of the haptic feedback | Emerging Cross-Sectional Technologies | 6 | Active |
| US7416331B2 | Condensation sensor | Performing Operations; Transporting | 5 | Expired |
| US7683748B2 | Control element | Electricity | 4 | Active |
| US11029719B2 | Control arrangement consisting of an actuating element with an input surface and rotary actuator arranged on said input surface | Physics | 4 | Active |
| US11650675B2 | Input device with movable handle on a capacitive detection surface and capacitive coupling devices | Electricity | 3 | Active |
| US7817001B2 | Actuating device having means for blocking movements | Emerging Cross-Sectional Technologies | 3 | Active |
| US7482912B2 | Indicating instrument with a gear indicator | Physics | 3 | Active |
| US7944335B2 | Operating element with tilt haptics | Emerging Cross-Sectional Technologies | 3 | Active |
| US7674993B2 | Operating element for a motor vehicle | Electricity | 3 | Active |
| US7164983B2 | Switching device for detecting a voltage interruption | Performing Operations; Transporting | 3 | Expired |
| US11122206B2 | Personal care device with camera | Human Necessities | 3 | Active |
| US10624244B2 | Automotive power electronics assembly | Electricity | 3 | Active |
| US7808374B2 | Brake lining wear sensor | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8138866B2 | Rotary actuator with magnetically generated haptics | Performing Operations; Transporting | 2 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.