Granted Patent
Utility
US 5,909,688 · App. 08/948,085
Information management system
Inventors:
Makoto Yoshioka, Hiroaki Negishi, Gengo Tazaki, John W. Mackin, Mitsuhiro Kokubun
Patented Case
View Patent ↗
Granted: Jun 1, 1999
Filed: Oct 9, 1997
Inventors
Makoto Yoshioka
Hiroaki Negishi
Gengo Tazaki
John W. Mackin
Mitsuhiro Kokubun
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.