Inventor · disambiguated record
Nobuo Ukita
Also filed as: UKITA NOBUO
10 granted patents·267 citations·filing 1994–2015
89Inventor score
Files withMITSUBISHI ELECTRIC CORP4PANASONIC IP MAN CO LTD2KUMAGAI JUN1PANASONIC CORP1PANASONIC ELEC WORKS CO LTD1
Top patents by PatentIndex Score
10 records- 0191US5481163ADischarge lamp current controlling circuitMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Jan 2, 1996·83 cites·34 claims
- 0290US8669721B2Solid state light source based lighting device and lighting systemWATANABE KOJI·Filed 2012·Granted Mar 11, 2014·17 cites·20 claims
- 0388US5485061ADischarge lamp lighting device capable of preventing a flicker due to arc movementMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Jan 16, 1996·65 cites·6 claims
- 0483US5465029APower control apparatus for discharging lamp and method thereofMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Nov 7, 1995·52 cites·16 claims
- 0580US5434474ALighting apparatus for discharge lampMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Jul 18, 1995·43 cites·8 claims
- 0656US7759878B2Lighting device for a high-pressure discharge lamp and lighting equipment employing samePANASONIC ELEC WORKS CO LTD·Filed 2004·Granted Jul 20, 2010·7 cites·16 claims
- 0744US9055638B2Lighting device and lighting fixturePANASONIC CORP·Filed 2013·Granted Jun 9, 2015·0 cites·6 claims
- 0841US9131570B2Lighting device and luminairePANASONIC IP MAN CO LTD·Filed 2013·Granted Sep 8, 2015·0 cites·4 claims
- 0940US9345100B2LED power supplyPANASONIC IP MAN CO LTD·Filed 2015·Granted May 17, 2016·0 cites·3 claims
- 1037US8638039B2Electronic ballast and method for providing a DC voltage component during lamp startupKUMAGAI JUN·Filed 2010·Granted Jan 28, 2014·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →