Granted Patent
Utility
US 5,877,802 · App. 08/845,191
Video-signal processing device connectable to an electronic endoscope
Inventors:
Akihiro Takahashi, Kouhei Iketani
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: Apr 21, 1997
Inventors
Akihiro Takahashi
Kouhei Iketani
Assignee (at issue)
Asahi Kogaku Kogyo Kabushiki Kaisha
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.