Patents by Inventor Ryosuke KUTSUNA

Ryosuke KUTSUNA 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: 11846309
    Abstract: The concave part includes an open end portion having an inner diameter greater than an outer diameter of a tip end portion of a ball stud, a fitting portion which is connected to the open end portion and has an inlet smaller than the outer diameter of the tip end portion and in which the tip end portion is housed, and a plurality of slits which are formed in a fitting direction of the ball stud from the open end portion and arranged at a predetermined interval along the circumference of the concave part. The pull-out prevention part includes a plurality of first ribs located on extensions of the respective slits.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: December 19, 2023
    Assignee: Sumitomo Riko Company Limited
    Inventors: Koji Tomiyama, Koichiro Iwanaga, Takuya Tokunaga, Ryosuke Kutsuna, Junichiro Suzuki
  • Publication number: 20210190114
    Abstract: The concave part includes an open end portion having an inner diameter greater than an outer diameter of a tip end portion of a ball stud, a fitting portion which is connected to the open end portion and has an inlet smaller than the outer diameter of the tip end portion and in which the tip end portion is housed, and a plurality of slits which are formed in a fitting direction of the ball stud from the open end portion and arranged at a predetermined interval along the circumference of the concave part. The pull-out prevention part includes a plurality of first ribs located on extensions of the respective slits.
    Type: Application
    Filed: March 10, 2021
    Publication date: June 24, 2021
    Applicant: Sumitomo Riko Company Limited
    Inventors: Koji TOMIYAMA, Koichiro IWANAGA, Takuya TOKUNAGA, Ryosuke KUTSUNA, Junichiro SUZUKI
  • Patent number: 9551144
    Abstract: A sound absorbing cover is made of foam containing magnetic filler and is integrally molded in a three-dimensional shape so as to cover at least a part of a mating member that is a noise source. The sound absorbing cover includes side walls that cover side surfaces of the mating member and a bottom wall that covers a bottom surface of the mating member that intersects with the side surfaces of the mating member. The magnetic filler is oriented in a thickness direction of each of the side walls and the bottom wall. A sound absorbing assembly includes the sound absorbing cover and a fixing cover that is attached to the outer peripheral surface of the sound absorbing cover and that fixes, to a base, the sound absorbing cover and the mating member that is a noise source covered by the sound absorbing cover.
    Type: Grant
    Filed: March 3, 2015
    Date of Patent: January 24, 2017
    Assignee: SUMITOMO RIKO COMPANY LIMITED
    Inventors: Koji Tomiyama, Ryosuke Kutsuna, Akio Yabu
  • Publication number: 20150197933
    Abstract: A sound absorbing cover is made of foam containing magnetic filler and is integrally molded in a three-dimensional shape so as to cover at least a part of a mating member that is a noise source. The sound absorbing cover includes side walls that cover side surfaces of the mating member and a bottom wall that covers a bottom surface of the mating member that intersects with the side surfaces of the mating member. The magnetic filler is oriented in a thickness direction of each of the side walls and the bottom wall. A sound absorbing assembly includes the sound absorbing cover and a fixing cover that is attached to the outer peripheral surface of the sound absorbing cover and that fixes, to a base, the sound absorbing cover and the mating member that is a noise source covered by the sound absorbing cover.
    Type: Application
    Filed: March 3, 2015
    Publication date: July 16, 2015
    Inventors: Koji TOMIYAMA, Ryosuke KUTSUNA, Akio YABU