Patents by Inventor Masanori Hatabe

Masanori Hatabe 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).

  • Publication number: 20050121979
    Abstract: Battery packs with a plurality of rechargeable batteries connected in series so as to obtain a voltage required by a load device are detachably accommodated in a case. The battery packs are connected in parallel and each output thereof is modified to a predetermined voltage by a discharge control section. The battery packs are connected to a power source line of the load device. Each battery pack is connected through an information transmission line to a power source control section where charge and discharge thereof are controlled, as well as the lifetime is judged. Thus, only the lifetime-judged battery pack is replaced.
    Type: Application
    Filed: November 19, 2004
    Publication date: June 9, 2005
    Applicant: Matsushita Electric Industrial Co., Ltd.
    Inventors: Atsuo Matsumoto, Seiichi Okamoto, Ryoji Shigemoto, Masanori Hatabe