Patents by Inventor Ryukei Shimizu

Ryukei Shimizu 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: 6553622
    Abstract: A connecting fastener 1 in which a first member 2 and a second member 3 are linked so that they can turn relative to one another is provided with (1) a first plate part 5 which is fixed to a fixed member 2; (2) a second plate part 6 which is fixed to a second member 3; and (3) a hinge 7 set in place between the first plate part and the second plate part and supporting both plate parts so that they can turn relative to one another; the first plate part, second plate part and hinge part forming an integral piece as they are made of a synthetic resin. Then, a spring 9 is set in place on the first plate part 5 and the second plate part 6, the spring 9 energizing so that both plate parts are in a non-turning state on either side of the hinge 7.
    Type: Grant
    Filed: August 22, 2001
    Date of Patent: April 29, 2003
    Assignee: Newfrey LLC
    Inventors: Toshio Maruyama, Ken Kataoka, Masasi Nanba, Ryukei Shimizu
  • Publication number: 20020046443
    Abstract: A connecting fastener 1 in which a first member 2 and a second member 3 are linked so that they can turn relative to one another is provided with (1) a first plate part 5 which is fixed to a fixed member 2; (2) a second plate part 6 which is fixed to a second member 3; and (3) a hinge 7 set in place between the first plate part and the second plate part and supporting both plate parts so that they can turn relative to one another; said first plate part, second plate part and hinge part forming an integral piece as they are made of a synthetic resin. Then, a spring 9 is set in place on the first plate part 5 and the second plate part 6, said spring 9 energizing so that both plate parts are in a non-turning state on either side of the hinge 7.
    Type: Application
    Filed: August 22, 2001
    Publication date: April 25, 2002
    Inventors: Toshio Maruyama, Ken Kataoka, Masasi Nanba, Ryukei Shimizu