Patents by Inventor Daisaku Okuno

Daisaku Okuno 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).

  • NUCLEAR FUEL STORAGE RACK CONNECTION STRUCTURE AND CONNECTION METHOD THEREOF
    Publication number: 20120128114
    Abstract: The nuclear fuel storage rack connection structure is used for connecting a plurality of nuclear fuel storage racks which are stored so as to be arrayed and arranged underwater inside a storage pit, with nuclear fuel assemblies being accommodated. The nuclear fuel storage rack connection structure is provided with an engagement receiving portion which is installed on an outer circumference of the nuclear fuel storage rack and which has an engagement hole opened above or an engagement groove. An engagement member is inserted and engaged with the engagement receiving portion in a vertical direction to connect the mutually adjacent nuclear fuel storage racks.
    Type: Application
    Filed: January 25, 2011
    Publication date: May 24, 2012
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Akihisa Iwasaki, Hideyuki Morita, Yoshitsugu Nekomoto, Kazuo Hirota, Daisaku Okuno, Masaaki Nakamura