Patents by Inventor Aturo Yamamoto

Aturo Yamamoto 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).

  • Surface treated product, surface treatment method, and surface treatment apparatus
    Patent number: 7458881
    Abstract: There is provided a surface treated product that moves relatively in a fluid, wherein a surface of the surface treated product has continuous dimples, each dimple having a diameter of 10 to 2500 ?m and a depth of 50 ?m or less. The surface treated product significantly reduces resistance of a fluid to an object in the fluid, and significantly improves a flow state of the fluid.
    Type: Grant
    Filed: March 8, 2006
    Date of Patent: December 2, 2008
    Assignee: Asahi Tec Corporation
    Inventors: Shiro Kawashima, Hiromi Akihori, Matuo Suzuki, Hidekatu Hirahara, Aturo Yamamoto, Katuya Kawamori
  • Surface-treated product, surface-treatment method, and surface-treatment apparatus
    Patent number: 7094476
    Abstract: There is provided a surface treated product that moves relatively in a fluid, wherein a surface of the surface treated product has continuous dimples, each dimple having a diameter of 10 to 2500 ?m and a depth of 50 ?m or less. The surface treated product significantly reduces resistance of a fluid to an object in the fluid, and significantly improves a flow state of the fluid.
    Type: Grant
    Filed: June 26, 2003
    Date of Patent: August 22, 2006
    Assignee: Asahi Tec Corporation
    Inventors: Shiro Kawashima, Hiromi Akihori, Matuo Suzuki, Hidekatu Hirahara, Aturo Yamamoto, Katuya Kawamori
  • Surface treated product, surface treatment method, and surface treatment apparatus
    Publication number: 20060160472
    Abstract: There is provided a surface treated product that moves relatively in a fluid, wherein a surface of the surface treated product has continuous dimples, each dimple having a diameter of 10 to 2500 ?m and a depth of 50 ?m or less. The surface treated product significantly reduces resistance of a fluid to an object in the fluid, and significantly improves a flow state of the fluid.
    Type: Application
    Filed: March 8, 2006
    Publication date: July 20, 2006
    Applicant: Asahi Tec Corporation
    Inventors: Shiro Kawashima, Hiromi Akahori, Matuo Suzuki, Hidekatu Hirahara, Aturo Yamamoto, Katuya Kawamori
  • Surface-treated product, surface-treatment method, and surface-treatment apparatus
    Publication number: 20040050457
    Abstract: There is provided a surface treated product that moves relatively in a fluid, wherein a surface of the surface treated product has continuous dimples, each dimple having a diameter of 10 to 2500 &mgr;m and a depth of 50 &mgr;m or less. The surface treated product significantly reduces resistance of a fluid to an object in the fluid, and significantly improves a flow state of the fluid.
    Type: Application
    Filed: June 26, 2003
    Publication date: March 18, 2004
    Applicant: Asahi Tec Corporation
    Inventors: Shiro Kawashima, Hiromi Akahori, Matuo Suzuki, Hidekatu Hirahara, Aturo Yamamoto, Katuya Kawamori