Inventor
YAMAGUCHI TOMOJI
JP4 patents
Patents
4 patentsUS6392294B1May 21, 2002
Semiconductor device with stable protection coating
ROHM CO LTD103 citations94
US5564819AOct 15, 1996
LED lamp and arrangement for mounting LED lamps on a substrate
ROHM CO LTD99 citations93
US7242033B2Jul 10, 2007
Semiconductor device using LED chip
ROHM CO LTD20 citations91
US7128444B2Oct 31, 2006
Light emitting diode lamp
ROHM CO LTD15 citations82