Patents by Inventor Hiroshi Sentoku

Hiroshi Sentoku 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: 10085529
    Abstract: A non-pierced earring can be secured to the earlobe with elastic restoring force of itself, and causes no pain. An implement 6 for fitting, on an earlobe, a non-pierced earring that includes a coupling unit made of an elastic wire material and bent so as to maintain a predetermined distance between both ends, and a pair of ear contact units wider than the diameter of the coupling unit and respectively disposed at both ends of the coupling unit with principal surfaces facing each other includes a pair of levers 7 and 8 each having a front end portion and a rear end portion and coupled to each other between the front end portions and the rear end portions via a rotation shaft so as to cause the front end portions to open or close when the rear end portions close or open.
    Type: Grant
    Filed: July 8, 2014
    Date of Patent: October 2, 2018
    Assignee: JEWELRY KYOTO CO., LTD.
    Inventor: Hiroshi Sentoku
  • Publication number: 20160166019
    Abstract: A non-pierced earring can be secured to the earlobe with elastic restoring force of itself, and causes no pain. An implement 6 for fitting, on an earlobe, a non-pierced earring that includes a coupling unit made of an elastic wire material and bent so as to maintain a predetermined distance between both ends, and a pair of ear contact units wider than the diameter of the coupling unit and respectively disposed at both ends of the coupling unit with principal surfaces facing each other includes a pair of levers 7 and 8 each having a front end portion and a rear end portion and coupled to each other between the front end portions and the rear end portions via a rotation shaft so as to cause the front end portions to open or close when the rear end portions close or open.
    Type: Application
    Filed: July 8, 2014
    Publication date: June 16, 2016
    Applicant: Kiyomizu Glass Inc.
    Inventor: Hiroshi Sentoku