Granted Patent
Utility
US 6,717,868 · App. 10/260,286
Semiconductor memory device and control method thereof
Inventors:
Yoshiharu Kato, Satoru Kawamoto
Patented Case
View Patent ↗
Granted: Apr 6, 2004
Filed: Oct 1, 2002
Inventors
Yoshiharu Kato
Satoru Kawamoto
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.