Inventor · disambiguated record
Kei Mitsuyasu
Also filed as: MITSUYASU KEI
6 granted patents·1 pending application·69 citations·filing 1994–2016
80Inventor score
Files withMATSUSHITA ELECTRIC WORKS LTD2PANASONIC IP MAN CO LTD2HAMAMOTO KATUNOBU1PANASONIC ELEC WORKS CO LTD1SASAKAWA TOMOHIRO1
Top patents by PatentIndex Score
7 records- 0183US8564210B2Light source module and lighting apparatus, and illumination apparatus using sameHAMAMOTO KATUNOBU·Filed 2011·Granted Oct 22, 2013·7 cites·12 claims
- 0278US9699851B2Dimming lighting circuit and luminairePANASONIC IP MAN CO LTD·Filed 2016·Granted Jul 4, 2017·3 cites·5 claims
- 0371US7378804B2Ballast for a discharge lamp with integrated control circuit for controlling switching element of dc power supply and inverter circuitMATSUSHITA ELECTRIC WORKS LTD·Filed 2002·Granted May 27, 2008·27 cites·6 claims
- 0470US5502423ADischarge lamp lighting deviceMATSUSHITA ELECTRIC WORKS LTD·Filed 1994·Granted Mar 26, 1996·31 cites·21 claims
- 0555US9369053B2Power supply device and lighting apparatus using the samePANASONIC IP MAN CO LTD·Filed 2015·Granted Jun 14, 2016·1 cites·20 claims
- 0647US8648544B2Illumination lighting apparatus, illumination apparatus, and illumination systemSASAKAWA TOMOHIRO·Filed 2009·Granted Feb 11, 2014·0 cites·12 claims
- 0740US2011248637A1Illumination device, lamp, lighting circuit, and illumination apparatusPANASONIC ELEC WORKS CO LTD·Filed 2011·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →