Patents by Inventor Katumi Fukaya

Katumi Fukaya 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).

  • Al—Si—Fe-based aluminum alloy casting material and method for producing the same
    Patent number: 11603582
    Abstract: An Al—Si—Fe-based aluminum alloy casting material that is excellent in elongation while having characteristics of high rigidity and a method for producing the same are provided. The Al—Si—Fe-based aluminum alloy casting material has a composition that includes: Si, a content of which is 12.0% by mass or more and 25.0% by mass or less; Fe, a content of which is 0.48% by mass or more and 4.0% by mass or less; Cr, a content of which is 0.17% by mass or more and 5.0% by mass or less; and a remainder composed of Al and unavoidable impurities. The casting material includes a structure, in which a Si-based crystallized product surrounds an Al—Cr—Si-based compound.
    Type: Grant
    Filed: April 19, 2017
    Date of Patent: March 14, 2023
    Assignee: NIPPON LIGHT METAL COMPANY, LTD.
    Inventors: Satoru Suzuki, Kazuhiro Oda, Katumi Fukaya