Granted Patent
Utility
US 6,133,590 · App. 09/068,943
Low resistance contact semiconductor diode
Inventors:
Timothy Ashley, Graham J Pryce
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: May 21, 1998
Inventors
Timothy Ashley
Graham J Pryce
Assignee (at issue)
The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Irelands
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.