Granted Patent
Utility
US 4,905,139 · App. 07/153,891
Cache memory system with improved re-writing address determination scheme involving history of use
Inventors:
Hidehiro Asai, Kenichi Echigoya
Patented Case
View Patent ↗
Granted: Feb 27, 1990
Filed: Feb 9, 1988
Inventors
Hidehiro Asai
Kenichi Echigoya
Assignee (at issue)
NEC 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.