Granted Patent
Utility
US 5,877,534 · App. 08/873,781
Method of forming electrostatic discharge protection device for integrated circuit
Inventors:
Richard K. Williams, Peter Hille, Robert G. Wrathall
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: Jun 12, 1997
Inventors
Richard K. Williams
Peter Hille
Robert G. Wrathall
Assignee (at issue)
SILICONIX INCORPORATED
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.