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Inventor
UEDA KYOUTA
JP
2 patents
Patents
2 patents
US6632379B2
Oct 14, 2003
Oxynitride phosphor activated by a rare earth element, and sialon type phosphor
NAT INST FOR MATERIALS SCIENCE
96 citations
96
US6776927B2
Aug 17, 2004
Oxynitride phosphor activated by a rare earth element, and sialon type phosphor
NAT INST FOR MATERIALS SCIENCE
36 citations
91