Granted Patent
Utility
US 6,458,664 · App. 09/726,960
Method for fabricating a field-effect transistor having an anti-punch-through implantation region
Inventors:
Frank Richter, Dieter Temmpler
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Nov 30, 2000
Inventors
Frank Richter
Dieter Temmpler
Assignee (at issue)
Infineon Technologies AG
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.