Granted Patent
Utility
US 5,594,470 · App. 08/268,806
Highly integrated portable electronic work slate unit
Inventors:
Robert F. Meyerson, Yung-Fu Chang
Patented Case
View Patent ↗
Granted: Jan 14, 1997
Filed: Jun 30, 1994
Inventors
Robert F. Meyerson
Yung-Fu Chang
Assignee (at issue)
Teletransactions, 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.