Granted Patent
Utility
US 5,298,445 · App. 08/065,622
Method for fabricating a field effect transistor
Inventor:
Kazunori Asano
Patented Case
View Patent ↗
Granted: Mar 29, 1994
Filed: May 21, 1993
Inventor
Kazunori Asano
Assignee (at issue)
NEC CORPORATION
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.