Granted Patent
Utility
US 6,627,252 · App. 09/569,679
Electrochemical double layer capacitor having carbon powder electrodes
Inventors:
Chenniah Nanjundiah, Richard Peter Braun, Raymond T. E. Christie, C. Joseph Farahmandi
Patented Case
View Patent ↗
Granted: Sep 30, 2003
Filed: May 12, 2000
Inventors
Chenniah Nanjundiah
Richard Peter Braun
Raymond T. E. Christie
C. Joseph Farahmandi
Assignee (at issue)
Maxwell Electronic Components Group, 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.