Granted Patent
Utility
US 6,538,834 · App. 10/187,944
Servo controller and servo control method
Inventor:
Shigetaka Asano
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Jul 3, 2002
Inventor
Shigetaka Asano
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.