Jan Petr
12Patents
10h-index
8Co-inventors
65Inventor score
Filing activity: Aug 15, 1977 → Nov 29, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4752733A | Compensating circuit for a magnetic field sensor | Physics | 96 | Expired |
| US4742296A | Arrangement for measuring electrical power | Electricity | 89 | Expired |
| US4596950A | Compensated transducer | Physics | 57 | Expired |
| US4525668A | System for measuring electrical output or energy | Physics | 54 | Expired |
| US5736848A | Analog-to-digital measurement and calibration system for electrical energy | Physics | 38 | Expired |
| US4464625A | Magnetoresistive current detector | Physics | 27 | Expired |
| US7224158B2 | Circuit arrangement and a method for compensating changes of a transfer factor of a magnetic field sensor arrangement | Physics | 24 | Expired |
| US4520311A | Current to pulse-sequence transducer | Electricity | 21 | Expired |
| US4124821A | Analog to frequency convertor | Electricity | 13 | Expired |
| US5640085A | Temperature compensation circuit | Physics | 12 | Expired |
| US4728886A | Method and apparatus for converting an electrical signal into a proportional frequency | Electricity | 1 | Expired |
| US4710652A | Interference signal component compensation circuit | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.