Granted Patent
Utility
US 5,194,798 · App. 07/460,668
Servo circuit control method and system
Inventors:
Shuichi Hashimoto, Tohru Shinohara
Patented Case
View Patent ↗
Granted: Mar 16, 1993
Filed: Jan 3, 1990
Inventors
Shuichi Hashimoto
Tohru Shinohara
Assignee (at issue)
Fujitsu Limited
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.