Granted Patent
Utility
US 6,499,554 · App. 09/631,728
Seat belt retractor
Inventors:
Hideaki Yano, Koji Tanaka, Hiromasa Tanji
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Aug 3, 2000
Inventors
Hideaki Yano
Koji Tanaka
Hiromasa Tanji
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.