Patents by Inventor Yuzuru Morioka

Yuzuru Morioka 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).

  • Method and apparatus for an anodic treatment
    Patent number: 7396439
    Abstract: A method and apparatus for anodizing a component. The component is placed in a container having first and second seal members that seal an annular surface of the component to be anodized. The first and second seal members, the annular surface of the component, and an inner surface of the container form a reaction chamber that holds a reaction medium therein. The reaction medium is supplied to the reaction chamber through a supply passage formed in the container. The reaction medium is drained from the reaction chamber through a drain passage formed in the container.
    Type: Grant
    Filed: June 4, 2004
    Date of Patent: July 8, 2008
    Assignee: Hitachi, Ltd.
    Inventors: Masato Sasaki, Yuzuru Morioka, Sachiko Sugita, Masazumi Ishikawa
  • Method and apparatus for an anodic treatment
    Patent number: 6821408
    Abstract: A method and apparatus for anodizing a component. The component is placed in a container having first and second seal members that seal an annular surface of the component to be anodized. The first and second seal members, the annular surface of the component, and an inner surface of the container form a reaction chamber that holds a reaction medium therein. The reaction medium is supplied to the reaction chamber through a supply passage formed in the container. The reaction medium is drained from the reaction chamber through a drain passage formed in the container.
    Type: Grant
    Filed: January 15, 2002
    Date of Patent: November 23, 2004
    Assignee: Unisia Jecs Corporation
    Inventors: Masato Sasaki, Yuzuru Morioka, Sachiko Sugita, Masazumi Ishikawa
  • Method and apparatus for an anodic treatment
    Publication number: 20040216996
    Abstract: A method and apparatus for anodizing a component. The component is placed in a container having first and second seal members that seal an annular surface of the component to be anodized. The first and second seal members, the annular surface of the component, and an inner surface of the container form a reaction chamber that holds a reaction medium therein. The reaction medium is supplied to the reaction chamber through a supply passage formed in the container. The reaction medium is drained from the reaction chamber through a drain passage formed in the container.
    Type: Application
    Filed: June 4, 2004
    Publication date: November 4, 2004
    Applicant: UNISIA JECS CORPORATION
    Inventors: Masato Sasaki, Yuzuru Morioka, Sachiko Sugita, Masazumi Ishikawa
  • Method and apparatus for an anodic treatment
    Publication number: 20020100695
    Abstract: A method and apparatus for anodizing a component. The component is placed in a container having first and second seal members that seal an annular surface of the component to be anodized. The first and second seal members, the annular surface of the component, and an inner surface of the container form a reaction chamber that holds a reaction medium therein. The reaction medium is supplied to the reaction chamber through a supply passage formed in the container. The reaction medium is drained from the reaction chamber through a drain passage formed in the container.
    Type: Application
    Filed: January 15, 2002
    Publication date: August 1, 2002
    Applicant: UNISIA JECS CORPORATION
    Inventors: Masato Sasaki, Yuzuru Morioka, Sachiko Sugita, Masazumi Ishikawa
  • Plastic gear and method of producing the same
    Publication number: 20020043124
    Abstract: A plastic gear is provided which includes a main body portion and a toothed portion. The main body portion is made of a synthetic resin containing reinforcement fibers. The toothed portion is made of a synthetic resin which is the same as the synthetic resin of which the main body portion is made except that it does not contain any reinforcement fibers. A method of producing such a plastic gear is also provided.
    Type: Application
    Filed: April 13, 2001
    Publication date: April 18, 2002
    Applicant: UNISIA JECS CORPORATION
    Inventors: Hirotaka Shiga, Atsushi Tsuboi, Yuzuru Morioka
  • Feed-screw unit and electric motor using same
    Patent number: 5912520
    Abstract: A feed-screw unit includes a rotor formed with a female screw, and a reciprocating shaft disposed inside the rotor to be moved forward and backward in the axial direction of the rotor in accordance with rotation thereof. The reciprocating shaft includes a male screw with a first portion to be in engagement with the female screw of the rotor and a second portion to be in non-engagement therewith.
    Type: Grant
    Filed: March 13, 1997
    Date of Patent: June 15, 1999
    Assignee: Unisia Jecs Corporation
    Inventors: Yoshiyuki Kobayashi, Minoru Suzuki, Hideaki Nakamura, Yuzuru Morioka, Toshiro Ichikawa, Osamu Fujita