Patents by Inventor Sakayu Iida

Sakayu Iida 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).

  • Easy-open container
    Patent number: 4951836
    Abstract: An easy-open container includes a container barrel having an open end and a container end including a panel, a peripheral wall joined to and depending from a peripheral edge of the panel, and a pull tab joined to a lower edge of the peripheral wall. The peripheral wall is scored to provide a tear-off line joined to a side edge of the pull tab. The peripheral wall is fitted over the open end of the container barrel. An outer surface of the open end of the container barrel and an inner surface of the peripheral wall of the container end are bonded to each other through a bonded region.
    Type: Grant
    Filed: October 13, 1989
    Date of Patent: August 28, 1990
    Assignees: Hokkai Can Co., Ltd., Kirin Brewery Co., Ltd.
    Inventors: Kunitoshi Yoshimura, Akira Nakata, Hitoshi Terai, Sakayu Iida