Hans Hecht
48Patents
13h-index
114Co-inventors
84Inventor score
Filing activity: Mar 27, 1980 → Oct 21, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5404753A | Mass flow sensor | Electricity | 44 | Expired |
| US6332356A | Measuring device for measuring the mass of a medium flowing in a line | Physics | 39 | Expired |
| US5918279A | Device for measuring the mass of a flowing medium | Physics | 21 | Expired |
| US5712425A | Device for measuring the mass of a flowing medium | Physics | 18 | Expired |
| US4777820A | Apparatus for determining the flow rate of a flowing medium | Physics | 17 | Expired |
| US5723784A | Flow rate meter | Physics | 17 | Expired |
| US6176131A | Device for measuring the mass of a flowing medium | Physics | 16 | Expired |
| US4711130A | Pressure measuring element | Physics | 14 | Expired |
| US6647775B1 | Device for measuring at least one parameter of a flowing medium | Physics | 14 | Expired |
| US5186051A | Device for measuring a flowing air quantity | Physics | 14 | Expired |
| US6820479B2 | Device for determining at least one parameter of a flowing medium | Physics | 14 | Expired |
| US5369994A | Flow sensor | Physics | 13 | Expired |
| US4873490A | Circuit arrangement for generating an output signal that is nonlinearly dependent on the temperature | Physics | 13 | Expired |
| US7607359B2 | Ultrasonic flow rate meter having a pressure sensor | Physics | 12 | Expired |
| US6845660B2 | Sensor chip with additional heating element, method for preventing a sensor chip from being soiled, and use of an additional heating element on a sensor chip | Physics | 8 | Expired |
| US5372040A | Measuring element for the aspirated air of an internal combustion engine | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US4387338A | Method and apparatus for testing a metallic workpiece by inducing eddy currents therein | Physics | 8 | Expired |
| US5668313A | Method for correcting the output signal of an air mass meter | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6304021A | Method and apparatus for operating a microacoustic sensor array | Physics | 7 | Expired |
| US6591675B1 | Device for measuring the mass of a flowing medium | Physics | 7 | Expired |
| US6318170A | Measurement device for measuring the mass of a flowing medium | Physics | 6 | Expired |
| US6016605A | Device for determining a rotary angle | Physics | 6 | Expired |
| US5375333A | Device for determining rotary angle | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4354315A | Measuring arrangement provided at a roller way formed by rotatably mounted rollers as well as a method of evaluating the measured values | Physics | 4 | Expired |
| US5430372A | Rotary angle measuring device with sensor coils surrounding rotor having axially offset regions | Physics | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.