Granted Patent
Utility
US 6,642,132 · App. 10/253,779
Cmos of semiconductor device and method for manufacturing the same
Inventors:
Heung-Jae Cho, Dae-Gyu Park, Kwan-Yong Lim
Patented Case
View Patent ↗
Granted: Nov 4, 2003
Filed: Sep 25, 2002
Inventors
Heung-Jae Cho
Dae-Gyu Park
Kwan-Yong Lim
Assignee (at issue)
SK hynix Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.