Granted Patent
Utility
US 6,133,605 · App. 09/040,392
Semiconductor nonvolatile memory transistor and method of fabricating the same
Inventor:
Toshiyuki Kishi
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Mar 18, 1998
Inventor
Toshiyuki Kishi
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.