Inventor

HIRATA YONEICHI

JP2 patents

Patents

2 patents

US7427365B2Sep 23, 2008

Phosphorescent phosphor and method of manufacturing thereof

NEMOTO TOKUSHU KAGAKU KK6 citations59

US7422704B2Sep 9, 2008

Phosphorescent phosphor and method of manufacturing thereof

NEMOTO TOKUSHU KAGAKU KK3 citations59