Patents by Inventor Yasutomi MATSUSHIMA

Yasutomi MATSUSHIMA 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).

  • Pressure-sensitive adhesive sheet, adhesive bandage, and method of producing the same
    Patent number: 11642247
    Abstract: A pressure-sensitive adhesive sheet including a pressure-sensitive adhesive layer is provided. The pressure-sensitive adhesive layer includes crater portions, each crater portion being concavely formed on an adhesive surface of the pressure-sensitive adhesive layer. A surface of the crater portion has a plurality of through holes.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: May 9, 2023
    Assignee: KURARAY CO., LTD.
    Inventors: Yasuhiro Shirotani, Yohei Shimizu, Yasutomi Matsushima, Junichi Taniguchi
  • PRESSURE-SENSITIVE ADHESIVE SHEET, ADHESIVE BANDAGE, AND METHOD OF PRODUCING THE SAME
    Publication number: 20190321235
    Abstract: A pressure-sensitive adhesive sheet including a pressure-sensitive adhesive layer is provided. The pressure-sensitive adhesive layer includes crater portions, each crater portion being concavely formed on an adhesive surface of the pressure-sensitive adhesive layer. A surface of the crater portion has a plurality of through holes.
    Type: Application
    Filed: November 1, 2017
    Publication date: October 24, 2019
    Applicant: KURARAY CO., LTD.
    Inventors: Yasuhiro SHIROTANI, Yohei SHIMIZU, Yasutomi MATSUSHIMA, Junichi TANIGUCHI