Granted Patent
Utility
US 5,220,263 · App. 07/675,482
Charging control system for moving robot system
Inventors:
Masanori Onishi, Hidemitsu Tabata, Teppei Yamashita, Masanao Murata
Patented Case
View Patent ↗
Granted: Jun 15, 1993
Filed: Mar 26, 1991
Inventors
Masanori Onishi
Hidemitsu Tabata
Teppei Yamashita
Masanao Murata
Assignee (at issue)
Shinko Electric 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.