Patents by Inventor Yoshihiro Takasu

Yoshihiro Takasu 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 controlling movement of cutting blade and workpiece
    Patent number: 7056072
    Abstract: A method of controlling a relative movement of a cutting blade and a workpiece which are moved relative to each other by a movement device in an operation with a machine tool. The method includes a step of bringing the cutting blade and an object into contact with each other, by moving at least one of the cutting blade and the object toward each other by the movement device, and a step of controlling the relative movement on the basis of a relative position of the cutting blade and the object which is detected by the movement device upon the contact of the cutting blade and the object with each other.
    Type: Grant
    Filed: January 23, 2004
    Date of Patent: June 6, 2006
    Assignee: Fuji Seiko Limited
    Inventors: Hajime Mizutani, Yoshihiro Takasu, Eiji Goto, Katsumi Isogai, Yoshikazu Satow
  • Method and apparatus for controlling movement of cutting blade and workpiece
    Publication number: 20040151555
    Abstract: A method of controlling a relative movement of a cutting blade and a workpiece which are moved relative to each other by a movement device in an operation with a machine tool. The method includes a step of bringing the cutting blade and an object into contact with each other, by moving at least one of the cutting blade and the object toward each other by the movement device, and a step of controlling the relative movement on the basis of a relative position of the cutting blade and the object which is detected by the movement device upon the contact of the cutting blade and the object with each other.
    Type: Application
    Filed: January 23, 2004
    Publication date: August 5, 2004
    Applicant: Fuji Seiko Limited
    Inventors: Hajime Mizutani, Yoshihiro Takasu, Eiji Goto, Katsumi Isogai, Yoshikazu Satow
  • Method and apparatus for controlling movement of cutting blade and workpiece
    Patent number: 6758640
    Abstract: A method of controlling a relative movement of a cutting blade and a workpiece which are moved relative to each other by a movement device in an operation with a machine tool. The method includes a step of bringing the cutting blade and an object into contact with each other, by moving at least one of the cutting blade and the object toward each other by the movement device, and a step of controlling the relative movement on the basis of a relative position of the cutting blade and the object which is detected by the movement device upon the contact of the cutting blade and the object with each other.
    Type: Grant
    Filed: October 9, 2001
    Date of Patent: July 6, 2004
    Assignee: Fuji Seiko Limited
    Inventors: Hajime Mizutani, Yoshihiro Takasu, Eiji Goto, Katsumi Isogai, Yoshikazu Satow
  • Method and apparatus for controlling movement of cutting blade and workpiece
    Publication number: 20020197122
    Abstract: A method of controlling a relative movement of a cutting blade and a workpiece which are moved relative to each other by a movement device in an operation with a machine tool. The method includes a step of bringing the cutting blade and an object into contact with each other, by moving at least one of the cutting blade and the object toward each other by the movement device, and a step of controlling the relative movement on the basis of a relative position of the cutting blade and the object which is detected by the movement device upon the contact of the cutting blade and the object with each other.
    Type: Application
    Filed: October 9, 2001
    Publication date: December 26, 2002
    Applicant: FUJI SEIKO LIMITED
    Inventors: Hajime Mizutani, Yoshihiro Takasu, Eiji Goto, Katsumi Isogai, Yoshikazu Satow