U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Double-layer capacitor components and method for preparing them

Patent 6757154 Issued on June 29, 2004. Estimated Expiration Date: Icon_subject December 13, 2021. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

2800616

3404061

3648126

Graphite-elastomer sandwich as impervious connector for an electrical capacitor
Patent #: 4023079
Issued on: 05/10/1977
Inventor: Selover, Jr. ,   et al.

Electric double layer capacitor
Patent #: 4327400
Issued on: 04/27/1982
Inventor: Muranaka ,   et al.

Solid state electric double layer capacitor
Patent #: 4414607
Issued on: 11/08/1983
Inventor: Sekido ,   et al.

Intercalation of graphite
Patent #: 4895713
Issued on: 01/23/1990
Inventor: Greinke, et al.

Electrochemical capacitor using proton-conducting electrolyte and method of make same
Patent #: 5555155
Issued on: 09/10/1996
Inventor: Patel, et al.

Electric double-layer capacitor
Patent #: 5859761
Issued on: 01/12/1999
Inventor: Aoki, et al.

Flexible graphite composite
Patent #: 5902762
Issued on: 05/11/1999
Inventor: Mercuri, et al.

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Inventors

Assignee

Application

No. 10022596 filed on 12/13/2001

US Classes:

361/502, Double layer electrolytic capacitor361/503, Liquid electrolytic capacitor29/25.03Electrolytic device making (e.g., capacitor)

Examiners

Primary: Reichard, Dean A.
Assistant: Thomas, Earl C.

Attorney, Agent or Firm

Foreign Patent References

  • 11340093 JP 12/01/1999
  • 0064808 WO 11/01/2000

International Class

H01G 900

Abstract

Components for use in electrochemical double-layer capacitors utilize at least one layer of a flexible graphite sheet material in an electrode or current collector or utilize a tanged metal layer in a current collector.

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