Inventor
YANO NAOKO
JP5 patents
Patents
5 patentsUS6441758B1Aug 27, 2002
D/A conversion circuit and semiconductor device
SEMICONDUCTOR ENERGY LAB46 citations96
US6911926B2Jun 28, 2005
D/A conversion circuit and semiconductor device
SEMICONDUCTOR ENERGY LAB11 citations82
US6738005B2May 18, 2004
D/A conversion circuit and semiconductor device
SEMICONDUCTOR ENERGY LAB11 citations82
US7184017B2Feb 27, 2007
D/A conversion circuit and semiconductor device
SEMICONDUCTOR ENERGY LAB4 citations73
US7550790B2Jun 23, 2009
D/A conversion circuit and semiconductor device
SEMICONDUCTOR ENERGY LAB1 citations62