Granted Patent
Utility
US 5,654,529 · App. 08/433,771
Stylus-input computing system with erasure
Inventors:
Chun Wun Yeung, Beng Hong Kang
Patented Case
View Patent ↗
Granted: Aug 5, 1997
Filed: May 3, 1995
Inventors
Chun Wun Yeung
Beng Hong Kang
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.