Patents by Inventor Tomomi NAKAHARA

Tomomi NAKAHARA 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).

  • Black Aluminum Pigment and Method of Producing Same
    Publication number: 20220177708
    Abstract: A black aluminum pigment comprises a flaky aluminum particle; and a coating film that covers the aluminum particle, the coating film comprises a titanium oxide layer and an amorphous silicon compound layer, the titanium oxide layer has a composition that satisfies TiOx (0.50?x?1.90), and the amorphous silicon compound layer is composed of at least one of silicon oxide, silicon hydroxide, and silicon hydrate.
    Type: Application
    Filed: March 4, 2020
    Publication date: June 9, 2022
    Applicants: TOYO ALUMINIUM KABUSHIKI KAISHA, AKO KASEI CO., LTD.
    Inventors: Katsura KAWASHIMA, Keita NAGANO, Shunichi SETOGUCHI, Yoshinobu UOZUMI, Tomomi NAKAHARA