Patents by Inventor Tomohito SHIRAI

Tomohito SHIRAI 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).

  • Closure device for a container, and seal member for the device
    Patent number: 8978909
    Abstract: Disclosed is a closure device for a container, which seals an opening (6) that opens at the top of a container (2) and has a rim (7) on its periphery. The closure device comprises a seal member (8) that is to cover the opening (6) on the top of the container (2), and a synthetic resin cap (9) that is to press the seal member (8) against the upper surface of the rim (7). The seal member (8) comprises a flange (10) to be mounted on the upper surface of the rim (7). The cap (9) comprises a top wall (15), a cylinder part (16), and a locking part (18). The top wall (15) is to be disposed above the flange (10). The cylinder part (16) hangs down from the outer circumference of the top wall (15). The locking part (18) is disposed on the inner surface of the cylinder part (16). After the cap (9) is pushed down, the locking part (18) locks at the under surface of the rim (7). The upper surface of the flange (10) has a compressible projection (29).
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: March 17, 2015
    Assignee: Sumitomo Rubber Industries, Ltd.
    Inventors: Masahiro Kakutani, Norikazu Miyamoto, Tomohito Shirai, Katsushi Maeda, Eiji Yao
  • CLOSURE DEVICE FOR A CONTAINER, AND SEAL MEMBER FOR THE DEVICE
    Publication number: 20110266249
    Abstract: Disclosed is a closure device for a container, which seals an opening (6) that opens at the top of a container (2) and has a rim (7) on its periphery. The closure device comprises a seal member (8) that is to cover the opening (6) on the top of the container (2), and a synthetic resin cap (9) that is to press the seal member (8) against the upper surface of the rim (7). The seal member (8) comprises a flange (10) to be mounted on the upper surface of the rim (7). The cap (9) comprises a top wall (15), a cylinder part (16), and a locking part (18). The top wall (15) is to be disposed above the flange (10). The cylinder part (16) hangs down from the outer circumference of the top wall (15). The locking part (18) is disposed on the inner surface of the cylinder part (16). After the cap (9) is pushed down, the locking part (18) locks at the under surface of the rim (7). The upper surface of the flange (10) has a compressible projection (29).
    Type: Application
    Filed: April 29, 2011
    Publication date: November 3, 2011
    Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventors: Masahiro KAKUTANI, Norikazu MIYAMOTO, Tomohito SHIRAI, Katsushi MAEDA, Eiji YAO