Granted Patent
Utility
US 6,283,882 · App. 09/414,868
Heavy-duty power transmission V-belt
Inventors:
Keizo Nonaka, Mitsuhiko Takahashi, Hiroyuki Sakanaka
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: Oct 8, 1999
Inventors
Keizo Nonaka
Mitsuhiko Takahashi
Hiroyuki Sakanaka
Assignees (at issue)
BANDO CHEMICAL INDUSTRIES, LTD.
AICHI MACHINE INDUSTRY CO., 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.