Assignee
HAMANA TETSUYA
JP·2 granted patents·7 citations·filing 2009–2012
Technology mixH05B2
Top patents by PatentIndex Score
2 records- 0174US8193727B2Lamp end of life protection circuit and method for an electronic dimming ballastHAMANA TETSUYA·Filed 2009·Granted Jun 5, 2012·6 cites·2 claims
- 0259US8766540B2Lighting device, headlamp lighting device, and headlamp unit and vehicle having sameHAMANA TETSUYA·Filed 2012·Granted Jul 1, 2014·1 cites·15 claims
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