Granted Patent
Utility
US 6,087,753 · App. 09/270,629
High-efficiency inductor-alternator
Inventor:
Joseph F. Pinkerton
Patented Case
View Patent ↗
Granted: Jul 11, 2000
Filed: Mar 17, 1999
Inventor
Joseph F. Pinkerton
Assignee (at issue)
Active Power, 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.