Granted Patent
Utility
US 6,767,349 · App. 10/084,337
Bipolar forceps for endoscopes
Inventor:
Teruo Ouchi
Patented Case
View Patent ↗
Granted: Jul 27, 2004
Filed: Feb 28, 2002
Inventor
Teruo Ouchi
Assignee (at issue)
Pentax Corporation
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.