Inventor · disambiguated record
Haruo Nagase
Also filed as: NAGASE HARUO
9 granted patents·416 citations·filing 1986–2009
91Inventor score
Top patents by PatentIndex Score
9 records- 0190US5063490ARegulated chopper and inverter with shared switchesMATSUSHITA ELECTRIC WORKS LTD·Filed 1990·Granted Nov 5, 1991·86 cites·11 claims
- 0286US8274237B2LED driver circuit with over-current protection during a short circuit conditionNAGASE HARUO·Filed 2009·Granted Sep 25, 2012·23 cites·16 claims
- 0386US4734624ADischarge lamp driving circuitMATSUSHITA ELECTRIC WORKS LTD·Filed 1986·Granted Mar 29, 1988·66 cites·5 claims
- 0484US4912374ADischarge lamp driving circuitMATSUSHITA ELECTRIC WORKS LTD·Filed 1988·Granted Mar 27, 1990·76 cites·9 claims
- 0583US5384518APower source deviceMATSUSHITA ELECTRIC WORKS LTD·Filed 1994·Granted Jan 24, 1995·65 cites·20 claims
- 0675US6294879B1Ballast for a discharge lampMATSUSHITA ELECTRIC WORKS LTD·Filed 2000·Granted Sep 25, 2001·41 cites·13 claims
- 0774US8362639B2Light emitting diode drive device, illumination device, in-vehicle cabin illumination device, and vehicle illumination devicePANASONIC CORP·Filed 2008·Granted Jan 29, 2013·5 cites·15 claims
- 0873US5823806ALamp socketMATSUSHITA ELECTRIC WORKS LTD·Filed 1996·Granted Oct 20, 1998·32 cites·18 claims
- 0953US5671128APower supply apparatusMATSUSHITA ELECTRIC WORKS LTD·Filed 1996·Granted Sep 23, 1997·22 cites·32 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →