Granted Patent
Utility
US 5,287,327 · App. 07/791,388
Synchronous dynamic random access memory
Inventor:
Atsushi Takasugi
Patented Case
View Patent ↗
Granted: Feb 15, 1994
Filed: Nov 14, 1991
Inventor
Atsushi Takasugi
Assignee (at issue)
OKI ELECTRIC INDUSTRY CO., 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.