Granted Patent
Utility
US 6,575,277 · App. 09/762,118
Clutch and drive device having the clutch
Inventors:
Katsuhiko Torii, Hiroaki Yamamoto, Shinji Oka
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Feb 1, 2001
Inventors
Katsuhiko Torii
Hiroaki Yamamoto
Shinji Oka
Assignee (at issue)
ASMO 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.