Granted Patent
Utility
US 6,619,694 · App. 10/173,714
Shock absorbing type steering shaft
Inventor:
Kiyoshi Sadakata
Patented Case
View Patent ↗
Granted: Sep 16, 2003
Filed: Jun 19, 2002
Inventor
Kiyoshi Sadakata
Assignee (at issue)
NSK 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.