Inventor
NAKADA KATSUYOSHI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “NAKADA KATSUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC ELEC WORKS CO LTD
4 patentsUS7622869B2Nov 24, 2009
Discharge lamp ballast and projector
PANASONIC ELEC WORKS CO LTD23 citations92
US7511432B2Mar 31, 2009
Discharge lamp lighting device, illumination device, and projector
PANASONIC ELEC WORKS CO LTD20 citations91
US7692391B2Apr 6, 2010
Discharge lamp ballast, lighting system and projector
PANASONIC ELEC WORKS CO LTD12 citations84
US7504782B2Mar 17, 2009
Discharge lamp lighting apparatus and projector
PANASONIC ELEC WORKS CO LTD9 citations84
NAKADA KATSUYOSHI
4 patentsUS8581510B2Nov 12, 2013
Discharge lamp lighting apparatus
NAKADA KATSUYOSHI7 citations83
US8207680B2Jun 26, 2012
Discharge lamp ballast having an auto-transformer for high voltage detection
NAKADA KATSUYOSHI8 citations83
US8324829B2Dec 4, 2012
Startup control for a high pressure discharge lamp ballast
NAKADA KATSUYOSHI4 citations61
US8222834B2Jul 17, 2012
HID lamp ballast with controlled DC step down circuit
NAKADA KATSUYOSHI5 citations61
PANASONIC IP MAN CO LTD
3 patentsUS9699851B2Jul 4, 2017
Dimming lighting circuit and luminaire
PANASONIC IP MAN CO LTD3 citations71
US9743471B2Aug 22, 2017
Lighting device and lighting fixture for current control with a solid-state lighting element
PANASONIC IP MAN CO LTD0 citations41
US9131570B2Sep 8, 2015
Lighting device and luminaire
PANASONIC IP MAN CO LTD0 citations36