Granted Patent
Utility
US 6,043,623 · App. 09/161,255
Current compensation system for driving electric motor
Inventor:
Brian D. McCary
Patented Case
View Patent ↗
Granted: Mar 28, 2000
Filed: Sep 26, 1998
Inventor
Brian D. McCary
Assignee (at issue)
Bausch & Lomb Surgical, Inc.
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.