Granted Patent
Utility
US 6,223,403 · App. 09/390,322
Locking device for child seat
Inventors:
Osamu Nakagawa, Junichi Yoshida
Patented Case
View Patent ↗
Granted: May 1, 2001
Filed: Sep 7, 1999
Inventors
Osamu Nakagawa
Junichi Yoshida
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.