Granted Patent
Utility
US 5,405,484 · App. 08/215,841
Tire building drum
Inventors:
James Wollbrinck, Yuichiro Ogawa
Patented Case
View Patent ↗
Granted: Apr 11, 1995
Filed: Mar 22, 1994
Inventors
James Wollbrinck
Yuichiro Ogawa
Assignee (at issue)
Bridgestone Firestone
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.