Inventor · Oberwil, CH

Jan Petr

12Patents
10h-index
8Co-inventors
65Inventor score

Filing activity: Aug 15, 1977 → Nov 29, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
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.