Patents by Inventor Yuu YAMAZAKI

Yuu YAMAZAKI 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).

  • Stretch-blow formed polyester container and method of producing the same
    Patent number: 11040476
    Abstract: A stretch-blow-formed polyester container having an average thickness of not more than 280 ?m in the body portion thereof, and effectively suppressing the deformation that is caused when the container is filled with a content of a high temperature, wherein in the measurement of dynamic viscoelastic properties in an axial direction at a central portion of said body portion, a tan ? peak value and a tan ? peak temperature at the peak value satisfy either; (i) the tan ? peak value is in a range of 0.23 to 0.29, and the tan ? peak temperature at the peak value is in a range of 111 to 118° C.?; or (ii) the tan ? peak value is in a range of less than 0.25, and the tan ? peak temperature at the peak value is in a range of not lower than 119° C.
    Type: Grant
    Filed: June 27, 2017
    Date of Patent: June 22, 2021
    Assignee: TOYO SEIKAN CO., LTD.
    Inventors: Atsushi Komiya, Ryouta Ishii, Hiroki Yasukawa, Yuu Yamazaki, Yuuki Kurihara
  • STRETCH-BLOW-FORMED POLYESTER CONTAINER AND METHOD OF PRODUCING THE SAME
    Publication number: 20190168439
    Abstract: A stretch-blow-formed polyester container having an average thickness of not more than 280 ?m in the body portion thereof, and effectively suppressing the deformation that is caused when the container is filled with a content of a high temperature, wherein in the measurement of dynamic viscoelastic properties in an axial direction at a central portion of said body portion, a tan ? peak value and a tan ? peak temperature at the peak value satisfy either; (i) the tan ? peak value is in a range of 0.23 to 0.29, and the tan ? peak temperature at the peak value is in a range of 111 to 118° C.?; or (ii) the tan ? peak value is in a range of less than 0.25, and the tan ? peak temperature at the peak value is in a range of not lower than 119° C.
    Type: Application
    Filed: June 27, 2017
    Publication date: June 6, 2019
    Applicant: TOYO SEIKAN CO., LTD.
    Inventors: Atsushi KOMIYA, Ryouta ISHII, Hiroki YASUKAWA, Yuu YAMAZAKI, Yuuki KURIHARA