Assignee
NAKADA KATSUYOSHI
JP·4 granted patents·24 citations·filing 2009–2010
Top patents by PatentIndex Score
4 records- 0180US8207680B2Discharge lamp ballast having an auto-transformer for high voltage detectionNAKADA KATSUYOSHI·Filed 2009·Granted Jun 26, 2012·8 cites·22 claims
- 0278US8581510B2Discharge lamp lighting apparatusNAKADA KATSUYOSHI·Filed 2009·Granted Nov 12, 2013·7 cites·14 claims
- 0376US8324829B2Startup control for a high pressure discharge lamp ballastNAKADA KATSUYOSHI·Filed 2010·Granted Dec 4, 2012·4 cites·14 claims
- 0474US8222834B2HID lamp ballast with controlled DC step down circuitNAKADA KATSUYOSHI·Filed 2009·Granted Jul 17, 2012·5 cites·20 claims
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