Inventor
UMEZU TOSHIHIKO
JP3 patents
Patents
3 patentsUS6960878B2Nov 1, 2005
Light emitting diode, optical semiconductor element and epoxy resin composition suitable for optical semiconductor element and production methods therefor
NICHIA CORP123 citations98
US7342357B2Mar 11, 2008
Light emitting diode, optical semiconductor device, epoxy resin composition suited for optical semiconductor device, and method for manufacturing the same
NICHIA CORP75 citations97
US7550096B2Jun 23, 2009
Light emitting diode, optical semiconductor device, epoxy resin composition and phosphor suited for optical semiconductor device, and method for manufacturing the same
NICHIA CORP3 citations62