Granted Patent
Utility
US 4,710,758 · App. 06/727,966
Automatic touch screen calibration method
Inventors:
James M. Mussler, Mark E. Swartz
Patented Case
View Patent ↗
Granted: Dec 1, 1987
Filed: Apr 26, 1985
Inventors
James M. Mussler
Mark E. Swartz
Assignee (at issue)
Westinghouse Electric Company LLC
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.