Patents by Inventor Eri Kikunaga

Eri Kikunaga 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).

  • Publication number: 20140023454
    Abstract: The present invention is to provide a fastener for an ornament having a pin which is excellent in workability on assembly and manufacture and improved in yield ratio, and the fastener of the present invention is characterized that the pin of the ornament is clamped in the fastener and retained between the respective spherical surfaces of a plurality of small balls, wherein a column portion inside a housing is provided with an outer column portion of a cylindrical body which is formed integrally with a pin retaining portion in a direction at which the pin retaining portion is pulled backward and internally has a through hole in the same direction as a direction at which the pin is inserted and an inner column portion of a cylindrical body which is inserted and fixed to the through hole inside the outer column portion, formed integrally with the control lever in a direction at which the control lever is urged and also has a through hole acting as a passage for introducing the pin inserted through the pin passin
    Type: Application
    Filed: June 21, 2013
    Publication date: January 23, 2014
    Inventor: Eri Kikunaga
  • Patent number: 8424174
    Abstract: A fastener for ornaments includes a housing 12 having a pin passing hole 16 and an opening portion 19. A guide 22 has a small diameter portion 23a at the pin passing hole 16 side. A movable operating body 32 has a grip member 34 protruded to an exterior from the opening portion 19 at one end 33a of a column portion 33 and having, at another end 33b, a small ball holder portion 35, with which in a latched state, a surface at a small ball 46 side of its outer peripheral surface 37 closely contacts an inner peripheral surface 24 of the guide 22. A coil spring 52 pressingly urges the movable operating body 35 in a pin clamping direction. A plurality of small balls 46 disposed in the movable operating body clamp an inserted pin (P).
    Type: Grant
    Filed: February 28, 2011
    Date of Patent: April 23, 2013
    Inventors: Eri Kikunaga, Katsushi Matsushima
  • Publication number: 20110164947
    Abstract: The object of the present invention is to provide a fastener for ornaments with a pin that enables smooth insertion and reliable clamping of the pin by the following solution means.
    Type: Application
    Filed: February 28, 2011
    Publication date: July 7, 2011
    Inventors: Eri Kikunaga, Katsushi Matsushima