Granted Patent
Utility
US 6,644,684 · App. 09/953,249
Air bag cover for vehicles
Inventors:
Tatsumi Tsuji, Motoko Itou
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Sep 14, 2001
Inventors
Tatsumi Tsuji
Motoko Itou
Assignee (at issue)
MITSUBISHI CHEMICAL 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.