Assignee

KAMATA MASAHIKO

JP3 patents

Top patents by PatentIndex Score

US8643295B2Feb 4, 2014

Luminaire

KAMATA MASAHIKO3 citations60

US8305010B2Nov 6, 2012

Light-emitting diode lighting device with step-down chopper

KAMATA MASAHIKO2 citations60

US8896222B2Nov 25, 2014

Power supply device and luminaire

KAMATA MASAHIKO0 citations39