Individual holder
FISHER CHARLES B
36 granted patents·975 citations·filing 1978–1991
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
36 records- 0199US4344483AMultiple-site underground magnetic heating of hydrocarbonsFISHER CHARLES B·Filed 1981·Granted Aug 17, 1982·344 cites·8 claims
- 0297US4253066ASynchronous detection with samplingFISHER CHARLES B·Filed 1980·Granted Feb 24, 1981·153 cites·1 claims
- 0396US4308614ANoise-reduction sampling systemFISHER CHARLES B·Filed 1978·Granted Dec 29, 1981·105 cites·3 claims
- 0493US4456990APeriodic wave elimination by negative feedbackFISHER CHARLES B·Filed 1982·Granted Jun 26, 1984·104 cites·3 claims
- 0581US4153882AHigh-efficiency amplifierFISHER CHARLES B·Filed 1978·Granted May 8, 1979·18 cites·2 claims
- 0675US4387335AConstant-frequency dynamo with stationary armatureFISHER CHARLES B·Filed 1981·Granted Jun 7, 1983·20 cites·9 claims
- 0775US4244376AMeasurement of evoked nervous system potentialsFISHER CHARLES B·Filed 1980·Granted Jan 13, 1981·32 cites·3 claims
- 0867US5108242APaper drilling apparatusFISHER CHARLES B·Filed 1991·Granted Apr 28, 1992·22 cites·7 claims
- 0967US4268802AModulation distortion reducerFISHER CHARLES B·Filed 1979·Granted May 19, 1981·15 cites·3 claims
- 1065US4205241AQuantized modulation systemsFISHER CHARLES B·Filed 1979·Granted May 27, 1980·14 cites·5 claims
- 1161US4249135AAmplifier with switched capacitorsFISHER CHARLES B·Filed 1980·Granted Feb 3, 1981·10 cites·3 claims
- 1259US4217748ASafe wire ropeFISHER CHARLES B·Filed 1979·Granted Aug 19, 1980·7 cites·4 claims
- 1356US4189207ADeep focus fiber optic lensFISHER CHARLES B·Filed 1979·Granted Feb 19, 1980·13 cites·2 claims
- 1454US4227662AAir turbulence reducerFISHER CHARLES B·Filed 1979·Granted Oct 14, 1980·11 cites·4 claims
- 1554US4182932AA-m stereo systemFISHER CHARLES B·Filed 1978·Granted Jan 8, 1980·9 cites·6 claims
- 1651US4253072ACompandor with sampling and equalizationFISHER CHARLES B·Filed 1979·Granted Feb 24, 1981·10 cites·6 claims
- 1750US4401853AAM Quadrature stereo systemsFISHER CHARLES B·Filed 1982·Granted Aug 30, 1983·9 cites·9 claims
- 1850US4359091ARecovery of underground hydrocarbonsFISHER CHARLES B·Filed 1981·Granted Nov 16, 1982·17 cites·2 claims
- 1950US4276624AAcoustic transmission systemFISHER CHARLES B·Filed 1979·Granted Jun 30, 1981·9 cites·6 claims
- 2045US4178553ASampling modulated wavesFISHER CHARLES B·Filed 1978·Granted Dec 11, 1979·7 cites·9 claims
- 2144US4498073AKeyboard with simultaneous operationsFISHER CHARLES B·Filed 1983·Granted Feb 5, 1985·7 cites·1 claims
- 2239US4430620ADemodulator system for double sideband suppressed carrier amplitude modulationFISHER CHARLES B·Filed 1983·Granted Feb 7, 1984·5 cites·6 claims
- 2339US4249039ADual-modulation receiving apparatusFISHER CHARLES B·Filed 1980·Granted Feb 3, 1981·5 cites·2 claims
- 2439US4162475ATransducer utilizing samplingFISHER CHARLES B·Filed 1978·Granted Jul 24, 1979·5 cites·19 claims
- 2538US4285058AWaveform correction by samplingFISHER CHARLES B·Filed 1980·Granted Aug 18, 1981·6 cites·2 claims
- 2637US4463392ARecording system with noise reductionFISHER CHARLES B·Filed 1981·Granted Jul 31, 1984·2 cites·9 claims
- 2735US4484944AReduction of iron ores by hydrocarbonsFISHER CHARLES B·Filed 1983·Granted Nov 27, 1984·2 cites·14 claims
- 2835US4268914AReceiving apparatus for messages with in-band signalsFISHER CHARLES B·Filed 1980·Granted May 19, 1981·5 cites·1 claims
- 2934US4168890AAutomatic focusing deviceFISHER CHARLES B·Filed 1978·Granted Sep 25, 1979·3 cites·5 claims
- 3033US4397381AMagnetic brakes and clutchesFISHER CHARLES B·Filed 1981·Granted Aug 9, 1983·2 cites·7 claims
- 3132US4238642AAngle-modulated stereo systemFISHER CHARLES B·Filed 1979·Granted Dec 9, 1980·1 cites·3 claims
- 3231US4510614APredistorted AM stereo transmissionFISHER CHARLES B·Filed 1984·Granted Apr 9, 1985·1 cites·1 claims
- 3331US4429546AHeat transfer in gas compressionFISHER CHARLES B·Filed 1983·Granted Feb 7, 1984·1 cites·5 claims
- 3431US4249260ANoise-reducing apparatusFISHER CHARLES B·Filed 1978·Granted Feb 3, 1981·1 cites·1 claims
- 3530US4406006ADual-signal A-M receiving apparatusFISHER CHARLES B·Filed 1982·Granted Sep 20, 1983·0 cites·7 claims
- 3630US4278952AQuantized angle modulatorFISHER CHARLES B·Filed 1980·Granted Jul 14, 1981·0 cites·4 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →