Plano, Texas
United States
6
2013-06-20
The entities that hold a legal rights for patent applications filed by inventor WANG Qingfeng:
Qingfeng WANG from Plano, US has applied for patents for these inventions. The list has both pending applications and granted patents:
High voltage transistor using diluted drain
#2 | 2011-12-22High voltage transistor using diluted drain
#3 | 2008-11-27LDMOS transistor double diffused region formation process
#4 | 2008-04-10Method of using electrical test structure for semiconductor trench depth monitor
#5 | 2007-12-27Methods of employing a thin oxide mask for high dose implants
#6 | 2006-02-23Method for detecting epitaxial (EPI) induced buried layer shifts in semiconductor devices
300099 ⎘