Granted Patent
Utility
US 6,688,646 · App. 10/135,534
Seat belt system with a belt tensioner
Inventors:
Martin Specht, Stephan Schwald
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: May 1, 2002
Inventors
Martin Specht
Stephan Schwald
Assignee (at issue)
Breed Automotive Technology, Inc.
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.