Granted Patent
Utility
US 6,571,647 · App. 09/521,912
Seat weight measuring apparatus
Inventors:
Hiroshi Aoki, Shuji Kusaka
Patented Case
View Patent ↗
Granted: Jun 3, 2003
Filed: Mar 9, 2000
Inventors
Hiroshi Aoki
Shuji Kusaka
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.