Patents by Inventor Guenter Behrend

Guenter Behrend has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Electrolyte capacitor
    Patent number: 5055975
    Abstract: An electrolyte capacitor composed of at least two foils, an anode foil and a cathode foil, of a valve metal that are wound with one another. The anode foil serving an anode is provided with an oxide layer acting as a dielectric. Spacers that are saturated with an operating electrolyte are arranged between the anode and cathode foils. The operating electrolyte is composed of a quaternary ammonium salt of a carboxyl acid, of an additive of the salt-forming carboxyl acid and of .gamma.-butyrolactone as a solvent.
    Type: Grant
    Filed: June 15, 1990
    Date of Patent: October 8, 1991
    Assignee: Siemens Aktiengesellschaft
    Inventor: Guenter Behrend