Granted Patent
Utility
US 5,427,321 · App. 08/067,613
Waste paper processing system
Inventors:
Hitoshi Takahashi, Takashi Asano
Patented Case
View Patent ↗
Granted: Jun 27, 1995
Filed: May 27, 1993
Inventors
Hitoshi Takahashi
Takashi Asano
Assignee (at issue)
Meiden Plant Engineering & Construction 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.