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Inventor
AOKI YASUMITSU
JP
2 patents
Patents
2 patents
US5424006A
Jun 13, 1995
Phosphorescent phosphor
NEMOTO TOKUSHU KAGAKU KK
341 citations
96
US5686022A
Nov 11, 1997
Phosphorescent phosphor
NEMOTO TOKUSHU KAGAKU KK
71 citations
93