Inventor · disambiguated record
Daisuke Yamahara
Also filed as: YAMAHARA DAISUKE
25 granted patents·2 pending applications·42 citations·filing 2009–2020
92Inventor score
Top patents by PatentIndex Score
27 records- 0179US8115405B2High pressure discharge lamp lighting device and luminaire using sameYAMAHARA DAISUKE·Filed 2009·Granted Feb 14, 2012·9 cites·42 claims
- 0278US9167648B2Lighting device and luminairePANASONIC CORP·Filed 2014·Granted Oct 20, 2015·4 cites·9 claims
- 0377US8232746B2High pressure discharge lamp lighting device and lighting fixture using the sameYUFUKU AKIRA·Filed 2009·Granted Jul 31, 2012·8 cites·18 claims
- 0476US9706615B2Lighting device and illumination apparatusPANASONIC IP MAN CO LTD·Filed 2016·Granted Jul 11, 2017·3 cites·8 claims
- 0576US9414451B2Lighting device and luminairePANASONIC IP MAN CO LTD·Filed 2014·Granted Aug 9, 2016·3 cites·19 claims
- 0673US9775202B2Lighting apparatus and luminaire that adjust switching frequency based on output voltagePANASONIC IP MAN CO LTD·Filed 2015·Granted Sep 26, 2017·2 cites·6 claims
- 0770US8115404B2High pressure discharge lamp lighting device and luminaireGORIKI TAKESHI·Filed 2009·Granted Feb 14, 2012·5 cites·13 claims
- 0868US8232741B2Electronic ballast with controlled lamp preheatingKOMATSU NAOKI·Filed 2009·Granted Jul 31, 2012·3 cites·24 claims
- 0966US8044601B2High voltage discharge lamp lighting devicePANASONIC ELEC WORKS CO LTD·Filed 2009·Granted Oct 25, 2011·3 cites·21 claims
- 1064US9374865B2Lighting device, illuminating device and light fixturePANASONIC IP MAN CO LTD·Filed 2015·Granted Jun 21, 2016·1 cites·7 claims
- 1164US9167649B2Lighting device and luminairePANASONIC CORP·Filed 2014·Granted Oct 20, 2015·1 cites·13 claims
- 1253US9113509B2Lighting device and lighting fixturePANASONIC CORP·Filed 2014·Granted Aug 18, 2015·0 cites·13 claims
- 1352US9185775B2Lighting device and lighting fixturePANASONIC CORP·Filed 2014·Granted Nov 10, 2015·0 cites·12 claims
- 1451US9392668B2Lighting device and lighting fixturePANASONIC CORP·Filed 2014·Granted Jul 12, 2016·0 cites·14 claims
- 1551US9380660B2Electronic ballast and luminaire with the samePANASONIC CORP·Filed 2014·Granted Jun 28, 2016·0 cites·4 claims
- 1650US9131555B2Lighting device, luminaire, method for designing lighting device, and method for manufacturing lighting devicePANASONIC CORP·Filed 2014·Granted Sep 8, 2015·0 cites·16 claims
- 1748US8228006B2High pressure discharge lamp lighting device and lighting fixture using the sameKOMATSU NAOKI·Filed 2009·Granted Jul 24, 2012·0 cites·9 claims
- 1847US10057967B1Lighting device and luminairePANASONIC IP MAN CO LTD·Filed 2018·Granted Aug 21, 2018·0 cites·20 claims
- 1945US12272185B2Vehicle diagnostic device, vehicle diagnostic system, and mobile body diagnostic devicePANASONIC IP MAN CO LTD·Filed 2020·Granted Apr 8, 2025·0 cites·15 claims
- 2044US2011037406A1High pressure discharge lamp lighting apparatus and lighting fixtureMATSUZAKI NOBUTOSHI·Filed 2009·Application pending·0 cites
- 2142US9723665B2Reduced flickering lighting apparatus and luminairePANASONIC IP MAN CO LTD·Filed 2015·Granted Aug 1, 2017·0 cites·9 claims
- 2239US9380667B2Illumination device and illumination fixturePANASONIC IP MAN CO LTD·Filed 2015·Granted Jun 28, 2016·0 cites·18 claims
- 2338US9374864B2Lighting device and light fixturePANASONIC IP MAN CO LTD·Filed 2015·Granted Jun 21, 2016·0 cites·5 claims
- 2436US9763294B2Lighting device and lighting fixture using samePANASONIC IP MAN CO LTD·Filed 2015·Granted Sep 12, 2017·0 cites·8 claims
- 2536US9456477B2Lighting device and lighting fixture using samePANASONIC IP MAN CO LTD·Filed 2015·Granted Sep 27, 2016·0 cites·20 claims
- 2632US2010244716A1High pressure discharge lamp ballast with adaptive filament heating control based on lamp ageYAMAHARA DAISUKE·Filed 2010·Application pending·0 cites
- 2729US8143796B2Electronic ballast with controlled filament preheating using half-wave lamp current detectionYAMAHARA DAISUKE·Filed 2009·Granted Mar 27, 2012·0 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →