Patents by Inventor Yukio Uesugi

Yukio Uesugi 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).

  • Capacity adjustment apparatus and capacity adjustment method for battery pack
    Patent number: 7609030
    Abstract: A capacity adjustment circuit provided in conjunction with each cell discharges the corresponding cell if the cell voltage is higher than a bypass operating voltage and, as a result, the extent of inconsistency among the voltages at the individual cells is minimized. A cell switching circuit switches the connections between the individual cells and the capacity adjustment circuits over predetermined time intervals.
    Type: Grant
    Filed: December 22, 2005
    Date of Patent: October 27, 2009
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Yukio Uesugi, Shinsuke Yoshida
  • Capacity adjustment apparatus and capacity adjustment method for battery pack
    Publication number: 20060139004
    Abstract: A capacity adjustment circuit provided in conjunction with each cell discharges the corresponding cell if the cell voltage is higher than a bypass operating voltage and, as a result, the extent of inconsistency among the voltages at the individual cells is minimized. A cell switching circuit switches the connections between the individual cells and the capacity adjustment circuits over predetermined time intervals.
    Type: Application
    Filed: December 22, 2005
    Publication date: June 29, 2006
    Inventors: Yukio Uesugi, Shinsuke Yoshida