Granted Patent
Utility
US 6,724,686 · App. 10/339,288
Operable synchronous semiconductor memory device switching between single data rate mode and double data rate mode
Inventors:
Tsukasa Ooishi, Masatoshi Ishikawa
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Jan 10, 2003
Inventors
Tsukasa Ooishi
Masatoshi Ishikawa
Assignee (at issue)
Renesas Technology 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.