Granted Patent
Utility
US 6,345,504 · App. 09/644,678
Pretensioner with gas escape mechanism
Inventors:
Hiroki Takehara, Hikaru Kameyoshi, Hiromasa Tanji, Joji Mishina
Patented Case
View Patent ↗
Granted: Feb 12, 2002
Filed: Aug 24, 2000
Inventors
Hiroki Takehara
Hikaru Kameyoshi
Hiromasa Tanji
Joji Mishina
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.