P

Inventor

MIZUKAWA HIROMITSU

JP13 patents
⚠️ This page may combine multiple inventors who share the name “MIZUKAWA HIROMITSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WATANABE KOJI

5 patents
US8716949B2May 6, 2014

Lighting device for solid-state light source and illumination apparatus using same

WATANABE KOJI11 citations83
US8669721B2Mar 11, 2014

Solid state light source based lighting device and lighting system

WATANABE KOJI17 citations82
US9089020B2Jul 21, 2015

Dimming signal generation device and illumination control system using same

WATANABE KOJI2 citations62
US8723436B2May 13, 2014

LED lighting device and illumination apparatus including same

WATANABE KOJI0 citations51
US8872444B2Oct 28, 2014

Lighting device for solid-state light source and illumination apparatus including same

WATANABE KOJI0 citations38

HIRAMATU AKINORI

2 patents
US8664883B2Mar 4, 2014

LED lighting device with chopper circuit and dimming control method

HIRAMATU AKINORI51 citations91
US8482222B2Jul 9, 2013

Lighting device and light fixture using lighting device

HIRAMATU AKINORI0 citations38

MATSUSHITA ELECTRIC WORKS LTD

2 patents
US5942859AAug 24, 1999

Discharge lamp lighting device

MATSUSHITA ELECTRIC WORKS LTD27 citations89
US6696798B2Feb 24, 2004

Ballast circuit for operating a discharge lamp

MATSUSHITA ELECTRIC WORKS LTD17 citations82

MIZUKAWA HIROMITSU

1 patent
US8502463B2Aug 6, 2013

LED driver circuit with open load detection and associated control method

MIZUKAWA HIROMITSU22 citations87

MURAKAMI YOSHINOBU

1 patent
US8957591B2Feb 17, 2015

Illumination system

MURAKAMI YOSHINOBU4 citations65

KUMADA KAZUHIRO

1 patent
US8390213B2Mar 5, 2013

LED power-source circuit and illumination fixture using the same

KUMADA KAZUHIRO0 citations36

HAYASHI MIYO

1 patent
US9510411B2Nov 29, 2016

Illumination device

HAYASHI MIYO0 citations23