Granted Patent
Utility
US 6,034,890 · App. 09/233,921
Semiconductor nonvolatile memory device and method of writing thereto
Inventor:
Toshihiro Satoh
Patented Case
View Patent ↗
Granted: Mar 7, 2000
Filed: Jan 21, 1999
Inventor
Toshihiro Satoh
Assignee (at issue)
CITIZEN WATCH 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.