Granted Patent
Utility
US 5,199,548 · App. 07/770,428
Controls in a goods assorting device
Inventors:
Michihiro Tanaka, Junichi Teruta, Shigeo Yamanishi
Patented Case
View Patent ↗
Granted: Apr 6, 1993
Filed: Oct 3, 1991
Inventors
Michihiro Tanaka
Junichi Teruta
Shigeo Yamanishi
Assignee (at issue)
Hitachi Kiden Kogyo K.K.
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.