Granted Patent
Utility
US 5,483,069 · App. 08/174,527
Validation apparatus for flat paper object
Inventors:
Shinichi Kofune, Kenya Kawabe
Patented Case
View Patent ↗
Granted: Jan 9, 1996
Filed: Dec 27, 1993
Inventors
Shinichi Kofune
Kenya Kawabe
Assignee (at issue)
Toyo Communication Equipment Co., Ltd.
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.