Patents by Inventor Gerhard Schmitt

Gerhard Schmitt 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).

  • Charging of storage batteries
    Patent number: 3938019
    Abstract: A battery is charged using a heavy charging phase, followed by a pulse charging phase. During the latter, charging continues beyond a predetermined battery voltage, for a predetermined interval. During a measuring portion of the succeeding charging pause, the falling battery rest potential is measured and the pulse charging phase is terminated when the measured rest potential no longer falls below a predetermined level.
    Type: Grant
    Filed: December 11, 1974
    Date of Patent: February 10, 1976
    Assignee: Varta Batterie Aktiengesellschaft
    Inventors: Gerhard Schmitt, Gerhard Knierim