Granted Patent
Utility
US 6,122,214 · App. 09/273,474
Semiconductor memory
Inventors:
Tomonori Fujimoto, Kiyoto Oota
Patented Case
View Patent ↗
Granted: Sep 19, 2000
Filed: Mar 22, 1999
Inventors
Tomonori Fujimoto
Kiyoto Oota
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, LTD.
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.