Patents by Inventor Katsuki Tsunetsugu

Katsuki Tsunetsugu 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).

  • Method of controlling photovoltaic power generation system
    Patent number: 7042195
    Abstract: A conventional hill climbing method is not capable of tracking a maximum power when a shadow covers a part of a solar cell panel and a plurality of maximal values is thereby developed.
    Type: Grant
    Filed: September 6, 2005
    Date of Patent: May 9, 2006
    Assignee: Daihen Corporation
    Inventors: Katsuki Tsunetsugu, Toshikazu Noda
  • Method of controlling photovoltaic power generation system
    Publication number: 20060055366
    Abstract: A conventional hill climbing method is not capable of tracking a maximum power when a shadow covers a part of a solar cell panel and a plurality of maximal values is thereby developed.
    Type: Application
    Filed: September 6, 2005
    Publication date: March 16, 2006
    Applicant: DAIHEN CORPORATION
    Inventors: Katsuki Tsunetsugu, Toshikazu Noda