Granted Patent
Utility
US 6,731,269 · App. 09/961,630
Information terminal with keyboard
Inventors:
Mitsuo Horiuchi, Fusanobu Nakamura
Patented Case
View Patent ↗
Granted: May 4, 2004
Filed: Sep 24, 2001
Inventors
Mitsuo Horiuchi
Fusanobu Nakamura
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.