Granted Patent
Utility
US 5,583,692 · App. 07/997,452
Binocular
Inventor:
Gouji Funatsu
Patented Case
View Patent ↗
Granted: Dec 10, 1996
Filed: Dec 28, 1992
Inventor
Gouji Funatsu
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.