Granted Patent
Utility
US 5,404,225 · App. 08/093,223
Object detector
Inventor:
Boyd B. Bushman
Patented Case
View Patent ↗
Granted: Apr 4, 1995
Filed: Jul 14, 1993
Inventor
Boyd B. Bushman
Assignee (at issue)
Lockheed 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.