Granted Patent
Utility
US 4,859,996 · App. 07/004,740
Touch control arrangement for graphics display apparatus
Inventors:
Robert P. Adler, Mark Fogelson, Sam H. Kaplan
Patented Case
View Patent ↗
Granted: Aug 22, 1989
Filed: Jan 20, 1987
Inventors
Robert P. Adler
Mark Fogelson
Sam H. Kaplan
Assignee (at issue)
Zenith Electronics 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.