Granted Patent
Utility
US 4,544,228 · App. 06/417,926
Scanning method using a rotating prism
Inventor:
Joseph F. Rando
Patented Case
View Patent ↗
Granted: Oct 1, 1985
Filed: Sep 14, 1982
Inventor
Joseph F. Rando
Assignee (at issue)
Spectra-Physics, 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.