Granted Patent
Utility
US 5,268,951 · App. 07/994,744
X-ray beam scanning method for producing low distortion or constant distortion in x-ray proximity printing
Inventors:
Alexander L. Flamholz, Robert P. Rippstein, Jerome Paul Silverman, Matthew A. Thompson
Patented Case
View Patent ↗
Granted: Dec 7, 1993
Filed: Dec 22, 1992
Inventors
Alexander L. Flamholz
Robert P. Rippstein
Jerome Paul Silverman
Matthew A. Thompson
Assignee (at issue)
International Business Machines 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.