Patents by Inventor Tsuneo Sasamata

Tsuneo Sasamata 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).

  • Patent number: 7926936
    Abstract: Eyeglass lens connector with single-operation interchangeable lenses. The configuration enables cutting lenses with the connector body alone mounted to the lens substrate, allowing eyeglasses to be assembled by utilizing the connector after the lens is cut on demand from a customer. The eyeglasses have a lens connector (1) connecting a lens (5) to an insertion piece of a lens connecting member (2), and an insertion hole (10) for the insertion piece (3). A guide groove for guiding a tip of the engagement piece (3) is provided along the opening end (13) of the insertion hole (10). The lens connector (1) is secured to the lens (5) by fastening two protruding fastening pins (32) into fastening holes (29) provided in the lens (5). The lens (5) is connectable to the lens connecting member (2) by squeezing the insertion piece (3) into the insertion hole (10).
    Type: Grant
    Filed: May 22, 2009
    Date of Patent: April 19, 2011
    Assignees: SUN-RAY Corporation, Sasamata Co., Ltd.
    Inventor: Tsuneo Sasamata
  • Publication number: 20100188635
    Abstract: Eyeglass lens connector with single-operation interchangeable lenses. The configuration enables cutting lenses with the connector body alone mounted to the lens substrate, allowing eyeglasses to be assembled by utilizing the connector after the lens is cut on demand from a customer. The eyeglasses have a lens connector (1) connecting a lens (5) to an insertion piece of a lens connecting member (2), and an insertion hole (10) for the insertion piece (3). A guide groove for guiding a tip of the engagement piece (3) is provided along the opening end (13) of the insertion hole (10). The lens connector (1) is secured to the lens (5) by fastening two protruding fastening pins (32) into fastening holes (29) provided in the lens (5). The lens (5) is connectable to the lens connecting member (2) by squeezing the insertion piece (3) into the insertion hole (10).
    Type: Application
    Filed: May 22, 2009
    Publication date: July 29, 2010
    Applicants: SUN-RAY CORPORATION, SASAMATA CO., LTD.
    Inventor: Tsuneo Sasamata