Granted Patent
Utility
US 6,174,280 · App. 09/196,570
Sheath for protecting and altering the bending characteristics of a flexible endoscope
Inventors:
Katsumi Oneda, E. Paul Harhen, Isao Fujimoto
Patented Case
View Patent ↗
Granted: Jan 16, 2001
Filed: Nov 19, 1998
Inventors
Katsumi Oneda
E. Paul Harhen
Isao Fujimoto
Assignee (at issue)
Vision Sciences, Inc.
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.