Granted Patent
Utility
US 6,638,823 · App. 09/975,963
Ultra small size vertical MOSFET device and method for the manufacture thereof
Inventors:
Wonju Cho, Seong-Jae Lee, Kyoung Wan Park
Patented Case
View Patent ↗
Granted: Oct 28, 2003
Filed: Oct 15, 2001
Inventors
Wonju Cho
Seong-Jae Lee
Kyoung Wan Park
Assignee (at issue)
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
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.