Granted Patent
Utility
US 4,664,883 · App. 06/875,175
Method of making electrolytic capacitor anodes
Inventors:
Brian Melody, Ernest W. Eickelberg
Patented Case
View Patent ↗
Granted: May 12, 1987
Filed: Jun 17, 1986
Inventors
Brian Melody
Ernest W. Eickelberg
Assignee (at issue)
Emhart Industries, 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.