Inventor · disambiguated record
Ronald H. Chapman
Also filed as: CHAPMAN RONALD H · CHAPMAN RONALD HOWARD
15 granted patents·501 citations·filing 1975–1993
95Inventor score
Files withMOTOROLA INC15
Top patents by PatentIndex Score
15 records- 0187US5051704AFeedforward distortion cancellation circuitMOTOROLA INC·Filed 1990·Granted Sep 24, 1991·45 cites·4 claims
- 0287US4188582ASimulcast transmission system having phase-locked remote transmittersMOTOROLA INC·Filed 1978·Granted Feb 12, 1980·58 cites·15 claims
- 0387US4064488ASampled signal detectorMOTOROLA INC·Filed 1976·Granted Dec 20, 1977·30 cites·18 claims
- 0486US4451930APhase-locked receiver with derived reference frequencyMOTOROLA INC·Filed 1982·Granted May 29, 1984·51 cites·14 claims
- 0585US5021753ASplatter controlled amplifierMOTOROLA INC·Filed 1990·Granted Jun 4, 1991·42 cites·14 claims
- 0685US4475243AIsolation method and apparatus for a same frequency repeaterMOTOROLA INC·Filed 1982·Granted Oct 2, 1984·59 cites·17 claims
- 0784US5559468AFeedback loop closure in a linear transmitterMOTOROLA INC·Filed 1993·Granted Sep 24, 1996·65 cites·26 claims
- 0882US4827191AAdaptive range/DC restoration circuit or use with analog to digital convertorsMOTOROLA INC·Filed 1987·Granted May 2, 1989·37 cites·14 claims
- 0976US4471328AVariable frequency reference source responsive to digital dataMOTOROLA INC·Filed 1984·Granted Sep 11, 1984·26 cites·10 claims
- 1058US4006454AAnalog to digital converter for asynchronous detectorMOTOROLA INC·Filed 1975·Granted Feb 1, 1977·12 cites·19 claims
- 1157US4484354AContinuous tone decoder/encoderMOTOROLA INC·Filed 1980·Granted Nov 20, 1984·13 cites·7 claims
- 1254US4233575AWide frequency range current-controlled oscillatorMOTOROLA INC·Filed 1979·Granted Nov 11, 1980·7 cites·11 claims
- 1353US4775995AAdaptive splatter controlMOTOROLA INC·Filed 1986·Granted Oct 4, 1988·47 cites·51 claims
- 1446US4656431ADigital frequency discriminatorMOTOROLA INC·Filed 1986·Granted Apr 7, 1987·9 cites·26 claims
- 1530US4365213ALow frequency astable oscillator having switchable current sourcesMOTOROLA INC·Filed 1980·Granted Dec 21, 1982·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →