Granted Patent
Utility
US 4,248,504 · App. 05/967,651
Piezoelectric wavefront modulator
Inventors:
Nedo P. Albertinetti, Ralph E. Aldrich
Patented Case
View Patent ↗
Granted: Feb 3, 1981
Filed: Dec 8, 1978
Inventors
Nedo P. Albertinetti
Ralph E. Aldrich
Assignee (at issue)
I-TEK, 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.