Granted Patent
Utility
US 6,589,162 · App. 09/785,163
Endoscope system and video camera for endoscope
Inventors:
Masaaki Nakashima, Naoki Kikuchi
Patented Case
View Patent ↗
Granted: Jul 8, 2003
Filed: Feb 20, 2001
Inventors
Masaaki Nakashima
Naoki Kikuchi
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.