Inventor
OKU YASUNARI
JP7 patents
Patents
7 patentsUS6445127B1Sep 3, 2002
Light-emitting device comprising gallium-nitride-group compound-semiconductor and method of manufacturing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations91
US6307219B1Oct 23, 2001
Light-emitting device comprising gallium-nitride-group compound semiconductor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations91
US6090211AJul 18, 2000
Apparatus and method for forming semiconductor thin layer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD45 citations90
US6051847AApr 18, 2000
Gallium nitride compound-based semiconductor light emitting device and process for producing gallium nitride compound-based semiconductor thin film
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD36 citations88
US6497944B1Dec 24, 2002
Light-emitting device comprising a gallium-nitride-group compound-semiconductor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations83
US6841800B2Jan 11, 2005
Light-emitting device comprising a gallium-nitride-group compound-semiconductor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations72
US7002184B2Feb 21, 2006
Light-emitting device comprising a gallum-nitride-group compound-semiconductor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations51