Patents by Inventor Kouji Tagomori

Kouji Tagomori 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).

  • Rolling body, method for producing rolling body, and dynamic force transmission device
    Patent number: 9834836
    Abstract: A high durability roller, a manufacturing method thereof and a power transmission device with the high durability roller are provided. The roller for a power transmission device that comprises a plurality of rollers in contact with each other directly or with lubricant between them, includes: a metal base having a Young's modulus of 220 GPa or less; and a coating that is formed on a surface of the metal base, includes hard particles and a metal component composed of at least either simple metal or alloy, and has a Young's modulus of 250 GPa or more. The power transmission device includes the roller. The method of manufacturing the roller includes: forming the coating on the surface of the metal base by thermal spraying using a thermal spray material that comprises the hard particles and the metal component composed of at least either simple metal or alloy.
    Type: Grant
    Filed: July 4, 2012
    Date of Patent: December 5, 2017
    Assignees: NISSAN MOTOR CO., LTD., FUJIKIKOSAN CORPORATION
    Inventors: Kazuhiko Takashima, Toshikazu Nanbu, Kazunori Sakata, Kouji Tagomori, Naoki Sugiyama
  • ROLLING BODY, METHOD FOR PRODUCING ROLLING BODY, AND DYNAMIC FORCE TRANSMISSION DEVICE
    Publication number: 20140141932
    Abstract: A high durability roller, a manufacturing method thereof and a power transmission device with the high durability roller are provided. The roller for a power transmission device that comprises a plurality of rollers in contact with each other directly or with lubricant between them, includes: a metal base having a Young's modulus of 220 GPa or less; and a coating that is formed on a surface of the metal base, includes hard particles and a metal component composed of at least either simple metal or alloy, and has a Young's modulus of 250 GPa or more. The power transmission device includes the roller. The method of manufacturing the roller includes: forming the coating on the surface of the metal base by thermal spraying using a thermal spray material that comprises the hard particles and the metal component composed of at least either simple metal or alloy.
    Type: Application
    Filed: July 4, 2012
    Publication date: May 22, 2014
    Inventors: Kazuhiko Takashima, Toshikazu Nanbu, Kazunori Sakata, Kouji Tagomori, Naoki Sugiyama