Granted Patent
Utility
US 5,841,125 · App. 08/870,901
High energy laser focal sensor (HELFS)
Inventor:
Peter M. Livingston
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Jun 6, 1997
Inventor
Peter M. Livingston
Assignee (at issue)
TRW Limited
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.