Inventor
TAMURA YUUKI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “TAMURA YUUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHINETSU HANDOTAI KK
5 patentsUS5349208ASep 20, 1994
GaP light emitting element substrate with oxygen doped buffer
SHINETSU HANDOTAI KK5 citations61
US5571321ANov 5, 1996
Method for producing a gallium phosphide epitaxial wafer
SHINETSU HANDOTAI KK5 citations60
US5407858AApr 18, 1995
Method of making gap red light emitting element substrate by LPE
SHINETSU HANDOTAI KK2 citations60
US5851850ADec 22, 1998
Method for fabricating a gap type semiconductor substrate of red light emitting devices
SHINETSU HANDOTAI KK0 citations50
US5643827AJul 1, 1997
GaP light emitting substrate and a method of manufacturing it
SHINETSU HANDOTAI KK0 citations47
NICHIA CORP
4 patentsUS7171104B2Jan 30, 2007
Optical waveguide plate for surface light emitting apparatus and surface light emitting apparatus using the optical waveguide plate
NICHIA CORP9 citations73
US7446828B2Nov 4, 2008
Optical guide and surface light emitting apparatus using the same
NICHIA CORP8 citations69
US7269329B2Sep 11, 2007
Optical waveguide plate for surface light emitting apparatus and surface light emitting apparatus using the optical waveguide plate
NICHIA CORP4 citations62
US6904225B2Jun 7, 2005
Optical waveguide plate of surface light emitting apparatus
NICHIA CORP5 citations57