Granted Patent
Utility
US 6,609,593 · App. 09/941,846
Disc brake
Inventors:
Hideaki Ishii, Takahiro Tokunaga
Patented Case
View Patent ↗
Granted: Aug 26, 2003
Filed: Aug 30, 2001
Inventors
Hideaki Ishii
Takahiro Tokunaga
Assignee (at issue)
Tokico, 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.