Granted Patent
Utility
US 6,404,553 · App. 08/810,591
Phase active diffractive optical method
Inventors:
John R. Wootton, Gary Waldman, David L. Holder
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Mar 4, 1997
Inventors
John R. Wootton
Gary Waldman
David L. Holder
Assignee (at issue)
Engineered Support Systems, Inc.
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.