Granted Patent
Utility
US 6,419,176 · App. 09/513,187
Pre-tensioner
Inventor:
Isamu Mizuno
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Feb 25, 2000
Inventor
Isamu Mizuno
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.