Heinz Lienhard
16Patents
13h-index
19Co-inventors
75Inventor score
Filing activity: Jun 6, 1978 → Jun 8, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4979149A | Non-volatile memory device including a micro-mechanical storage element | Physics | 144 | Expired |
| US4211918A | Method and device for identifying documents | Emerging Cross-Sectional Technologies | 108 | Expired |
| US4752733A | Compensating circuit for a magnetic field sensor | Physics | 96 | Expired |
| US5124624A | Arrangement for electrical measurement | Physics | 75 | Expired |
| US4607271A | Magnetic field sensor | Electricity | 66 | Expired |
| US4596950A | Compensated transducer | Physics | 57 | Expired |
| US4525668A | System for measuring electrical output or energy | Physics | 54 | Expired |
| US4309655A | Measuring transformer | Physics | 40 | Expired |
| US4385273A | Transducer for measuring a current-generated magnetic field | Physics | 32 | Expired |
| US4559495A | Transducer free of any magnetic core for contactless current measurement | Physics | 32 | Expired |
| US6778863B1 | Information technology system for the definition, optimization and control of processes | Physics | 30 | Expired |
| US4464625A | Magnetoresistive current detector | Physics | 27 | Expired |
| US4506214A | Measuring transformer | Electricity | 18 | Expired |
| US5745063A | Arrangement for the summation of products of signals | Physics | 6 | Expired |
| USRE31613E | Measuring transformer | General | 4 | Expired |
| US4301711A | Flexible ammunition channel | Mechanical Engineering; Lighting; Heating | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.