Patents by Inventor Reiko Sakurai

Reiko Sakurai 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).

  • MATTE ARTICLE
    Publication number: 20240173744
    Abstract: Provided is a matte article that has excellent matte effect visibility and texture as well as an excellent soft touch feeling. A matte article having, on at least a part of a surface thereof, a surface shape with an Spc (arithmetic mean curvature of protrusion vertexes) of more than 4000 mm?1 as specified in JIS B0601:2013 and an Rsm (average length of curve elements) of less than 30 ?m as specified in JIS B0601:2013.
    Type: Application
    Filed: March 28, 2022
    Publication date: May 30, 2024
    Applicant: Dai Nippon Printing Co., Ltd.
    Inventors: Ryosuke Nishigaki, Shota Nishine, Reiko Sakurai
  • MATTE ARTICLE
    Publication number: 20240165911
    Abstract: Provided is a matte article that has excellent matte effect visibility and texture as well as an excellent rough touch. A matte article having, on at least a part of a surface thereof, a surface shape with an Spc (arithmetic mean curvature of protrusion vertexes) of more than 4000 mm?1 as specified in JIS B0601:2013 and an Rsm (average length of curve elements) of 30 ?m or more as specified in JIS B0601:2013.
    Type: Application
    Filed: March 28, 2022
    Publication date: May 23, 2024
    Applicant: Dai Nippon Printing Co., Ltd.
    Inventors: Ryosuke Nishigaki, Shota Nishine, Reiko Sakurai
  • MATTE ARTICLE
    Publication number: 20230364640
    Abstract: Provided is a matte article that has excellent matte effect visibility and texture as well as an excellent dry and smooth touch, and has, on at least a part of a surface thereof, a surface shape with a skewness (Ssk) of 0.00 or more and a kurtosis (Sku) of 3.50 or less as specified in ISO25178-2:2012.
    Type: Application
    Filed: August 31, 2021
    Publication date: November 16, 2023
    Applicant: Dai Nippon Printing Co., Ltd.
    Inventors: Shota Nishine, Reiko Sakurai, Ryosuke Nishigaki, Takeru Ogasawara, Miyuki Iihara, Yasuhiro Matsukawa, Atsushi Kuwako, Takeshi Nishizono