Granted Patent
Utility
US 5,864,440 · App. 08/569,326
Data processing method and data storage system
Inventors:
Minoru Hashimoto, Jon Haswell, Tatsuya Sakai, Mario Yamaguchi
Patented Case
View Patent ↗
Granted: Jan 26, 1999
Filed: Dec 6, 1995
Inventors
Minoru Hashimoto
Jon Haswell
Tatsuya Sakai
Mario Yamaguchi
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.