Inventor
OKADA SEIGO
JP4 patents
Patents
4 patentsUS7764028B2Jul 27, 2010
LED drive circuit and LED light-emitting device
SHARP KK35 citations89
US6858871B2Feb 22, 2005
Semiconductor device and manufacturing method therefor
SHARP KK11 citations68
US6649949B2Nov 18, 2003
Photodiode with electrode for noise immunity
SHARP KK3 citations57
US7378687B2May 27, 2008
Photothyristor device, bidirectional photothyristor device and electronic apparatus
SHARP KK0 citations39