Granted Patent
Utility
US 6,759,109 · App. 09/962,073
Process for manufacturing a multilayer rubber hose and a product thereof
Inventors:
Shinobu Kanbe, Takahiro Nishiyama, Hideki Shinohara
Patented Case
View Patent ↗
Granted: Jul 6, 2004
Filed: Sep 26, 2001
Inventors
Shinobu Kanbe
Takahiro Nishiyama
Hideki Shinohara
Assignee (at issue)
TOKAI RUBBER INDUSTRIES, LTD.
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.