Patents by Inventor Ryuuzou Hagihara

Ryuuzou Hagihara 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).

  • Photovoltaic power generation system with storage batteries
    Publication number: 20030047209
    Abstract: An object of the present invention is to provide a system capable of reducing optimally peak demand for power by using small capacity storage batteries.
    Type: Application
    Filed: August 30, 2002
    Publication date: March 13, 2003
    Applicant: SANYO ELECTRIC CO., LTD.
    Inventors: Atsushi Yanai, Yoshifumi Magari, Katsuhiko Shinyama, Atsuhiro Funahashi, Toshiyuki Nouma, Ikuo Yonezu, Ryuuzou Hagihara, Takeo Ishida, Osamu Oota