Patents by Inventor Makoto Horimizu

Makoto Horimizu 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).

  • Bolt and plasma processing apparatus provided with same
    Patent number: 7901510
    Abstract: A bolt which is driven into a female screw portion disposed in a brittle member in a wear environment includes a head formed of a wear resistant material, a body which is formed of a resin having elasticity or plasticity and has a first male screw portion, and a placed member disposed between the head and the body and formed of a wear resistant resin having elasticity or plasticity. The body further includes a second male screw portion disposed along a central axis of the body and the head includes a female screw portion which the second male screw portion is driven into. The placed member is of a plate shape and has a through hole in its central portion, and a diameter of the through hole is smaller than or equal to a nominal diameter of the first male screw portion and larger than or equal to a nominal diameter of the second male screw portion.
    Type: Grant
    Filed: March 11, 2010
    Date of Patent: March 8, 2011
    Assignee: Tokyo Electron Limited
    Inventor: Makoto Horimizu
  • BOLT AND PLASMA PROCESSING APPARATUS PROVIDED WITH SAME
    Publication number: 20100192354
    Abstract: A bolt which is driven into a female screw portion disposed in a brittle member in a wear environment includes a head formed of a wear resistant material, a body which is formed of a resin having elasticity or plasticity and has a first male screw portion, and a placed member disposed between the head and the body and formed of a wear resistant resin having elasticity or plasticity. The body further includes a second male screw portion disposed along a central axis of the body and the head includes a female screw portion which the second male screw portion is driven into. The placed member is of a plate shape and has a through hole in its central portion, and a diameter of the through hole is smaller than or equal to a nominal diameter of the first male screw portion and larger than or equal to a nominal diameter of the second male screw portion.
    Type: Application
    Filed: March 11, 2010
    Publication date: August 5, 2010
    Applicant: TOKYO ELECTRON LIMITED
    Inventor: Makoto HORIMIZU
  • Bolt and plasma processing apparatus provided with same
    Patent number: 7708834
    Abstract: A bolt which is driven into a female screw portion disposed in a brittle member in a wear environment includes a head formed of a wear resistant material, a body which is formed of a resin having elasticity or plasticity and has a first male screw portion, and a placed member disposed between the head and the body and formed of a wear resistant resin having elasticity or plasticity. The body further includes a second male screw portion disposed along a central axis of the body and the head includes a female screw portion which the second male screw portion is driven into. The placed member is of a plate shape and has a through hole in its central portion, and a diameter of the through hole is smaller than or equal to a nominal diameter of the first male screw portion and larger than or equal to a nominal diameter of the second male screw portion.
    Type: Grant
    Filed: November 2, 2005
    Date of Patent: May 4, 2010
    Assignee: Tokyo Electron Limited
    Inventor: Makoto Horimizu
  • Bolt and plasma processing apparatus provided with same
    Publication number: 20060118042
    Abstract: A bolt which is driven into a female screw portion disposed in a brittle member in a wear environment includes a head formed of a wear resistant material, a body which is formed of a resin having elasticity or plasticity and has a first male screw portion, and a placed member disposed between the head and the body and formed of a wear resistant resin having elasticity or plasticity. The body further includes a second male screw portion disposed along a central axis of the body and the head includes a female screw portion which the second male screw portion is driven into. The placed member is of a plate shape and has a through hole in its central portion, and a diameter of the through hole is smaller than or equal to a nominal diameter of the first male screw portion and larger than or equal to a nominal diameter of the second male screw portion.
    Type: Application
    Filed: November 2, 2005
    Publication date: June 8, 2006
    Applicant: TOKYO ELECTRON LIMITED
    Inventor: Makoto Horimizu