Patents by Inventor Mitsugu Takagi

Mitsugu Takagi 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).

  • CHARGE CONTROL APPARATUS FOR CONTROLLING A CHARGE OF A BATTERY PACK BASED UPON REFRIGERANT TEMPERATURE ,BATTERY TEMPERATURE AND AMBIENT TEMPERATURE
    Publication number: 20020101219
    Abstract: A charge control apparatus for a battery pack having a cooling structure includes: a refrigerant temperature sensor for detecting a refrigerant temperature of a refrigerant which cools the battery pack; a battery temperature sensor for detecting a battery temperature of the battery pack; an ambient temperature sensor for detecting an ambient temperature of the battery pack; and a control section for controlling the charge of the battery pack, based on the refrigerant temperature detected by the refrigerant temperature sensor, the battery temperature detected by the battery temperature sensor and the ambient temperature detected by the ambient temperature sensor.
    Type: Application
    Filed: May 12, 2000
    Publication date: August 1, 2002
    Inventors: Shinichi Yuasa, Mitsugu Takagi