Granted Patent
Utility
US 4,894,907 · App. 07/293,793
Method of making a longitudinally contoured conductor for inductive electrical devices
Inventors:
Julian Alexander Watt, Richard S. Lenzing
Patented Case
View Patent ↗
Granted: Jan 23, 1990
Filed: Jan 5, 1989
Inventors
Julian Alexander Watt
Richard S. Lenzing
Assignee (at issue)
Superior Electron, LLC
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.