Inventor · disambiguated record
Hirokazu Fukaya
Also filed as: FUKAYA HIROKAZU
14 granted patents·193 citations·filing 1974–1984
92Inventor score
Top patents by PatentIndex Score
14 records- 0190US4494077AAmplifier system switchable between two amplifying operationsNIPPON ELECTRIC CO·Filed 1982·Granted Jan 15, 1985·41 cites·23 claims
- 0290US4469082APulse width control circuit in which a feedback amount is varied depending upon an operating temperatureNIPPON ELECTRIC CO·Filed 1982·Granted Sep 4, 1984·34 cites·11 claims
- 0383US4552118AControl circuit for controlling output pulse width using negative feedback signalNEC CORP·Filed 1984·Granted Nov 12, 1985·40 cites·18 claims
- 0469US4227127AMotor speed control circuit having improved starting characteristicsNIPPON ELECTRIC CO·Filed 1978·Granted Oct 7, 1980·17 cites·12 claims
- 0566US3952213ADelayed pulse generating circuitNIPPON ELECTRIC CO·Filed 1974·Granted Apr 20, 1976·15 cites·14 claims
- 0662US4596957AAmplifier system switchable between two amplifying operationsNIPPON ELECTRIC CO·Filed 1984·Granted Jun 24, 1986·10 cites·4 claims
- 0752US4509494APulse width control circuitNIPPON ELECTRIC CO·Filed 1982·Granted Apr 9, 1985·9 cites·5 claims
- 0852US4330757ASemiconductor power amplification circuitNIPPON ELECTRIC CO·Filed 1978·Granted May 18, 1982·8 cites·10 claims
- 0946US3969653ADeflection circuit for television receiver set or the likeNIPPON ELECTRIC CO·Filed 1974·Granted Jul 13, 1976·6 cites·7 claims
- 1042US4001715AVertical deflection circuit for television receiver setNIPPON ELECTRIC CO·Filed 1975·Granted Jan 4, 1977·4 cites·5 claims
- 1136US4054847APulse oscillator circuitNIPPON ELECTRIC CO·Filed 1976·Granted Oct 18, 1977·3 cites·4 claims
- 1235US3979605AIntegrating circuit for separating a wide pulse from a narrow pulseNIPPON ELECTRIC CO·Filed 1975·Granted Sep 7, 1976·3 cites·4 claims
- 1333US4287390APower amplifier apparatus having over-current protection functionNIPPON ELECTRIC CO·Filed 1979·Granted Sep 1, 1981·2 cites·13 claims
- 1426US3950672ACircuit for producing correctly timed vertical blanking pulses from a vertical sweep circuitNIPPON ELECTRIC CO·Filed 1974·Granted Apr 13, 1976·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →