Granted Patent
Utility
US 4,205,199 · App. 05/909,282
Tablet input device
Inventor:
Tamotsu Mochizuki
Patented Case
View Patent ↗
Granted: May 27, 1980
Filed: May 24, 1978
Inventor
Tamotsu Mochizuki
Assignee (at issue)
Nippon Telegraph and Telephone Public 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.