Granted Patent
Utility
US 6,680,870 · App. 10/351,339
Memory device, data processing method and data processing program
Inventors:
Masayuki Toyama, Tsutomu Sekibe
Patented Case
View Patent ↗
Granted: Jan 20, 2004
Filed: Jan 27, 2003
Inventors
Masayuki Toyama
Tsutomu Sekibe
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.