Granted Patent
Utility
US 5,640,178 · App. 08/517,124
Pointing device
Inventors:
Michiko Endo, Mieko Kawamoto, Takashi Arita, Masanori Okahashi
Patented Case
View Patent ↗
Granted: Jun 17, 1997
Filed: Aug 21, 1995
Inventors
Michiko Endo
Mieko Kawamoto
Takashi Arita
Masanori Okahashi
Assignee (at issue)
Fujitsu Limited
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.