Granted Patent
Utility
US 4,638,417 · App. 06/766,186
Power density spectrum controller
Inventors:
Hubert C. Martin, Jr., Gene D. Hitler, David W. Parsley
Patented Case
View Patent ↗
Granted: Jan 20, 1987
Filed: Aug 16, 1985
Inventors
Hubert C. Martin, Jr.
Gene D. Hitler
David W. Parsley
Assignee (at issue)
Sperry Corp.
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.