Patents by Inventor Toshio MITSUSHIMA

Toshio MITSUSHIMA 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).

  • GAS VENTING/INTRODUCING STRUCTURE
    Publication number: 20190111589
    Abstract: A gas venting/introducing structure (1) including a body (2) and a porous portion (3) integrated with the body (2) having a plurality of gas venting/introducing paths (4) each in communication with the porous portion (3) at one end. The plurality of gas venting/introducing paths 4 are open to the outside of the body (2) at other ends thereof such that at least two gas venting/introducing paths (4) merge into a single path (5). The body (2) is made of a porous metal denser than the material of the porous portion (3). The gas venting/introducing paths (4) each has an inner wall (4a) defined by a smooth surface. The distance between a communication side (3a) of the porous portion (3) and an opposite side (3b) is on the order of 4 mm. A concavity is formed at the communication part between the gas venting/introducing paths (4) and the porous portion (3).
    Type: Application
    Filed: March 16, 2017
    Publication date: April 18, 2019
    Applicant: SANKO GOSEI LTD.
    Inventors: Toshio MITSUSHIMA, Hisashi NAKASHIMA
  • Gas discharge member of the die
    Patent number: D856260
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: August 13, 2019
    Assignee: Sanko Gosei Co., Ltd
    Inventors: Hiroki Nunose, Maki Kobayashi, Toshio Mitsushima
  • Gas discharge member of the die
    Patent number: D927400
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: August 10, 2021
    Assignee: Sanko Gosei Co., Ltd
    Inventors: Hiroki Nunose, Maki Kobayashi, Toshio Mitsushima
  • Gas discharge member of the die
    Patent number: D928073
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: August 17, 2021
    Assignee: Sanko Gosei Co., Ltd
    Inventors: Hiroki Nunose, Maki Kobayashi, Toshio Mitsushima