Granted Patent
Utility
US 5,043,633 · App. 07/435,308
Circuit and method for regulating the current flow in a distributorless ignition system coil
Inventor:
Luke A. Perkins
Patented Case
View Patent ↗
Granted: Aug 27, 1991
Filed: Nov 13, 1989
Inventor
Luke A. Perkins
Assignee (at issue)
NCR Corporation
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.