Granted Patent
Utility
US 6,823,733 · App. 10/287,281
Z-axis vibration gyroscope
Inventor:
Toshihiko Ichinose
Patented Case
View Patent ↗
Granted: Nov 30, 2004
Filed: Nov 4, 2002
Inventor
Toshihiko Ichinose
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.