Patents by Inventor Kazuaki SAKOYAMA

Kazuaki SAKOYAMA 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).

  • Publication number: 20230279242
    Abstract: The present invention provides a coating film which has luster of conventional metallic coating films, while being capable of taking on a pale color, and which has a unique design. A coating composition which contains a coating film-forming resin and a pigment, wherein: the pigment contains a scale-like vapor deposition metal pigment; a cured coating film of this coating composition has a sparkle intensity (Si) of 5 or more at the incident angle of 45°, a sparkle area (Sa value) of 10 or more, a graininess value (G value) of from 5 to 10, and a color saturation C* of 5 or less at the incident angle of 45° and at the light reception angle of 45°.
    Type: Application
    Filed: June 21, 2021
    Publication date: September 7, 2023
    Inventors: Chisato YABUSHITA, Yuka KAMBAYASHI, Tamami UEHARA, Kazuaki SAKOYAMA
  • Publication number: 20230257600
    Abstract: To provide a coating film having higher luminance. A coating composition including a coating-film-forming resin and a pigment, wherein: the pigment includes a scaly vapor-deposited metal pigment; and a cured coating film of the coating composition has a sparkle intensity (Si) at an angle of incidence of 45° of 20 or higher, a sparkle area (Sa value) of 10 or higher, and a granularity value (G value) that exceeds 10.
    Type: Application
    Filed: June 21, 2021
    Publication date: August 17, 2023
    Inventors: Chisato YABUSHITA, Yuka KAMBAYASHI, Tamami UEHARA, Kazuaki SAKOYAMA
  • Publication number: 20230040282
    Abstract: Provided is a water-borne coating composition capable of forming a metallic coating film having high-design, and further capable of forming a coating film that exhibits good coating film properties.
    Type: Application
    Filed: December 22, 2020
    Publication date: February 9, 2023
    Applicant: NIPPON PAINT AUTOMOTIVE COATINGS CO., LTD.
    Inventors: Satoshi SUZUKI, Kazuaki SAKOYAMA, Hirotaka NAGATA