Granted Patent
Utility
US 5,881,380 · App. 08/632,362
Device and method for data management based on values
Inventors:
Shinichi Mochizuki, Tadamitsu Ryu, Ihoko Kurokawa
Patented Case
View Patent ↗
Granted: Mar 9, 1999
Filed: Apr 11, 1996
Inventors
Shinichi Mochizuki
Tadamitsu Ryu
Ihoko Kurokawa
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.