Inventor · disambiguated record
Masanori Ienaka
Also filed as: IENAKA MASANORI · KOMINAMI YASUO
18 granted patents·270 citations·filing 1975–1987
94Inventor score
Files withHITACHI LTD18
Top patents by PatentIndex Score
18 records- 0192US4743864APower saving intermittently operated phase locked loopHITACHI LTD·Filed 1986·Granted May 10, 1988·87 cites·18 claims
- 0286US4030035ACircuit for preventing output clipping of R.F. stage in radio receiverHITACHI LTD·Filed 1975·Granted Jun 14, 1977·28 cites·6 claims
- 0385US4751469APhase coincidence detectorHITACHI LTD·Filed 1987·Granted Jun 14, 1988·49 cites·6 claims
- 0484US4247949ASignal strength detecting circuitHITACHI LTD·Filed 1979·Granted Jan 27, 1981·14 cites·3 claims
- 0579US4236252ADouble-converting FM tunerHITACHI LTD·Filed 1979·Granted Nov 25, 1980·31 cites·8 claims
- 0663US4398060AMuting circuit for an FM radio receiverHITACHI LTD·Filed 1981·Granted Aug 9, 1983·14 cites·7 claims
- 0759US4356350AFM ReceiverHITACHI LTD·Filed 1980·Granted Oct 26, 1982·14 cites·4 claims
- 0848US4268762APulse forming circuitHITACHI LTD·Filed 1979·Granted May 19, 1981·5 cites·5 claims
- 0945US4277703AMonostable multivibrator circuit with clamped non-saturating common emitter amplifier in feedback pathHITACHI LTD·Filed 1979·Granted Jul 7, 1981·4 cites·3 claims
- 1040US4362998AFM Detector using a phase shift network and an analog multiplierHITACHI LTD·Filed 1979·Granted Dec 7, 1982·4 cites·8 claims
- 1138US4139738AMultiplex decoder having a distortion-free differential amplifierHITACHI LTD·Filed 1977·Granted Feb 13, 1979·4 cites·5 claims
- 1238US4037056AFM multiplex demodulator circuitHITACHI LTD·Filed 1976·Granted Jul 19, 1977·4 cites·6 claims
- 1337US4313145APower output circuitHITACHI LTD·Filed 1979·Granted Jan 26, 1982·4 cites·2 claims
- 1437US4236117AFM Detector using a phase shift network and an analog multiplierHITACHI LTD·Filed 1979·Granted Nov 25, 1980·3 cites·8 claims
- 1536US4276442AProtective circuitHITACHI LTD·Filed 1979·Granted Jun 30, 1981·3 cites·4 claims
- 1631US4292549AMonostable multivibrator and FM detector circuit employing differential transistor pair (threshold) trigger circuit to avoid interference signal operationHITACHI LTD·Filed 1979·Granted Sep 29, 1981·0 cites·7 claims
- 1731US4282448AMonostable multivibrator and FM detector circuit employing common emitter transistor amplifier with plural emitter resistors to avoid circuit operation from signal noiseHITACHI LTD·Filed 1978·Granted Aug 4, 1981·1 cites·5 claims
- 1830US4166925AFM stereo demodulatorHITACHI LTD·Filed 1978·Granted Sep 4, 1979·1 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →