P

Inventor

OKAZAKI CHOICHIRO

JP14 patents
⚠️ This page may combine multiple inventors who share the name “OKAZAKI CHOICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

13 patents
US6838825B2Jan 4, 2005

Adjustment of luminance balance of red, green and blue light emissions for plasma display by using different sized areas of phosphor layers producing corresponding colors

HITACHI LTD16 citations92
US6762551B2Jul 13, 2004

White light source and display apparatus using the same

HITACHI LTD26 citations92
US6617788B2Sep 9, 2003

Phosphor and display device or light source using the same

HITACHI LTD20 citations92
US6590333B1Jul 8, 2003

Rare earth phospho-vanadate phosphors, display system and light emitting system

HITACHI LTD20 citations92
US6411032B1Jun 25, 2002

Adjustment of luminance balance of red, green and blue light emissions for plasma display by using different sized areas of phosphor layers producing corresponding colors

HITACHI LTD37 citations92
US7221083B2May 22, 2007

Light emitting device

HITACHI LTD16 citations83
US7138965B2Nov 21, 2006

Plasma display device, luminescent device and image and information display system using the same

HITACHI LTD12 citations83
US7871542B2Jan 18, 2011

Plasma display device, luminescent device and image and information display system using the same

HITACHI LTD2 citations62
US7786659B2Aug 31, 2010

Plasma display with a novel green-silicate phosphor

HITACHI LTD5 citations62
US7781973B2Aug 24, 2010

Plasma display panel having laminated members and visible light reflection layer

HITACHI LTD3 citations62
US7005197B2Feb 28, 2006

Light source and display using the same

HITACHI LTD4 citations62
US7605540B2Oct 20, 2009

Plasma display panels and plasma display devices which use the panel

HITACHI LTD0 citations42
US7994717B2Aug 9, 2011

Plasma display panel and plasma display apparatus using the same

HITACHI LTD0 citations41

SAKUMA HIROTAKA

1 patent