Inventor · disambiguated record
Hiromitsu Hirayama
Also filed as: HIRAYAMA HIROMITSU
10 granted patents·478 citations·filing 1979–1995
91Inventor score
Top patents by PatentIndex Score
10 records- 0196US4327348AVariable leakage transformerTDK ELECTRONICS CO LTD·Filed 1979·Granted Apr 27, 1982·81 cites·6 claims
- 0295US4850534AUltrasonic wave nebulizerTDK CORP·Filed 1988·Granted Jul 25, 1989·200 cites·12 claims
- 0391US4547705ADischarge lamp lightening deviceTDK CORP·Filed 1983·Granted Oct 15, 1985·77 cites·10 claims
- 0476US4939402ADriving circuit for driving a piezoelectric vibratorTDK CORP·Filed 1989·Granted Jul 3, 1990·31 cites·7 claims
- 0569US5323071ASemiconductor integrated circuit device having logic level conversion circuitNEC CORP·Filed 1992·Granted Jun 21, 1994·24 cites·8 claims
- 0662US5856917AElectric power device with improved power factorTDK CORP·Filed 1995·Granted Jan 5, 1999·35 cites·25 claims
- 0753US5015873ASemiconductor driver for producing switching and offset signalsNEC CORP·Filed 1989·Granted May 14, 1991·10 cites·7 claims
- 0850US4743957ALogic integrated circuit device formed on compound semiconductor substrateNEC CORP·Filed 1986·Granted May 10, 1988·9 cites·1 claims
- 0945US5107144AIntegrated circuit having field effect transistorsNEC CORP·Filed 1990·Granted Apr 21, 1992·8 cites·13 claims
- 1031US4857975AGaAs field effect transistor having a WSi Schottky gate electrode improved for high-speed operationNEC CORP·Filed 1987·Granted Aug 15, 1989·3 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →