Granted Patent
Utility
US 6,278,443 · App. 09/070,180
Touch screen with random finger placement and rolling on screen to control the movement of information on-screen
Inventors:
Hatim Yousef Amro, John Paul Dodson
Patented Case
View Patent ↗
Granted: Aug 21, 2001
Filed: Apr 30, 1998
Inventors
Hatim Yousef Amro
John Paul Dodson
Assignee (at issue)
International Business Machines 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.