Granted Patent
Utility
US 4,874,634 · App. 07/181,280
Vapor phase deposition of cadmium and mercury telluride for electronic device manufacture
Inventors:
Brian C. Easton, Peter A. C. Whiffin
Patented Case
View Patent ↗
Granted: Oct 17, 1989
Filed: Apr 14, 1988
Inventors
Brian C. Easton
Peter A. C. Whiffin
Assignee (at issue)
U.S. Philips 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.