Granted Patent
Utility
US 6,189,921 · App. 09/145,275
Air belt device
Inventor:
Hiroyuki Takeuchi
Patented Case
View Patent ↗
Granted: Feb 20, 2001
Filed: Sep 2, 1998
Inventor
Hiroyuki Takeuchi
Assignee (at issue)
TAKATA CORPORATION
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.