Inventor

FUKUDA SHINSAKU

JP2 patents

Patents

2 patents

US6727647B2Apr 27, 2004

Electroluminescent light-emitting device

PRINT LABO CO LTD22 citations86

US7105998B2Sep 12, 2006

EL light emitting device with waterproof function

PRINT LABO CO LTD5 citations52