Inventor · disambiguated record
Jan Petr
Also filed as: PETR JAN
12 granted patents·628 citations·filing 1977–2004
93Inventor score
Top patents by PatentIndex Score
12 records- 0196US4742296AArrangement for measuring electrical powerLANDIS & GYR AG·Filed 1986·Granted May 3, 1988·122 cites·42 claims
- 0295US4596950ACompensated transducerLANDIS & GYR AG·Filed 1981·Granted Jun 24, 1986·97 cites·8 claims
- 0395US4525668ASystem for measuring electrical output or energyLANDIS & GYR AG·Filed 1981·Granted Jun 25, 1985·73 cites·10 claims
- 0493US4752733ACompensating circuit for a magnetic field sensorPETR JAN·Filed 1985·Granted Jun 21, 1988·126 cites·11 claims
- 0586US4464625AMagnetoresistive current detectorLANDIS & GYR AG·Filed 1981·Granted Aug 7, 1984·46 cites·7 claims
- 0685US4520311ACurrent to pulse-sequence transducerLANDIS & GYR AG·Filed 1982·Granted May 28, 1985·31 cites·8 claims
- 0781US7224158B2Circuit arrangement and a method for compensating changes of a transfer factor of a magnetic field sensor arrangementLANDIS & GYR AG·Filed 2004·Granted May 29, 2007·26 cites·9 claims
- 0880US5736848AAnalog-to-digital measurement and calibration system for electrical energyLANDIS & GYR TECH INNOVAT·Filed 1995·Granted Apr 7, 1998·59 cites·27 claims
- 0976US4124821AAnalog to frequency convertorLANDIS & GYR AG·Filed 1977·Granted Nov 7, 1978·19 cites·12 claims
- 1058US5640085ATemperature compensation circuitLANDIS & GYR TECH INNOVAT·Filed 1996·Granted Jun 17, 1997·23 cites·11 claims
- 1136US4728886AMethod and apparatus for converting an electrical signal into a proportional frequencyLANDIS & GYR AG·Filed 1986·Granted Mar 1, 1988·5 cites·19 claims
- 1229US4710652AInterference signal component compensation circuitLANDIS & GYR AG·Filed 1986·Granted Dec 1, 1987·1 cites·6 claims
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