Granted Patent
Utility
US 6,529,434 · App. 09/911,374
Semiconductor memory device with concurrent refresh and data access operation
Inventors:
Ayako Kitamoto, Masato Matsumiya
Patented Case
View Patent ↗
Granted: Mar 4, 2003
Filed: Jul 25, 2001
Inventors
Ayako Kitamoto
Masato Matsumiya
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.