Patents by Inventor Usko Jokinen

Usko Jokinen 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).

  • Condition monitoring system for batteries
    Patent number: 6384576
    Abstract: The invention relates to a control system of battery health. One or more cells of a float charged battery are shunted periodically through a current generator; or through a switch and a resistor. The system measures impedance and/or state of charge by sampling the change in cell voltage during a shunt period or between sequel shunt periods.
    Type: Grant
    Filed: November 17, 1999
    Date of Patent: May 7, 2002
    Inventor: Usko Jokinen