Patents by Inventor Yasuhiko Kusaka

Yasuhiko Kusaka 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).

  • Apparatus for processing chamfering of eyeglass lens
    Patent number: 7740520
    Abstract: An apparatus for processing a chamfering of an eyeglass lens, including means for inputting a width of the chamfering and a range of the chamfering from a periphery of a lens shape at at least one position adjacent to a nose or far away from the nose, arithmetic control means for obtaining a trace for the chamfering on a refractive surface of the eyeglass lens and obtaining the position of the edge end of the eyeglass lens after the processing of the chamfering, and means for displaying the trace of the chamfering by overlapping the lens shape.
    Type: Grant
    Filed: March 27, 2006
    Date of Patent: June 22, 2010
    Assignee: Kabushiki Kaisha TOPCON
    Inventors: Yoshiyuki Hatano, Kenichi Watanabe, Takeshi Nakamura, Takumi Uchiyama, Yasuhiko Kusaka
  • Method for processing chamfering of eyeglass lens and apparatus for processing the same
    Patent number: 7740519
    Abstract: A method for processing a chamfering of an eyeglass lens, including the steps of inputting a width of the chamfering and a range of the chamfering from a periphery of a lens shape at a position adjacent to a nose and/or a position far away form the nose, obtaining a trace of the chamfering on a refractive surface of the eyeglass lens and displaying the trace of the chamfering by overlapping the lens shape.
    Type: Grant
    Filed: April 15, 2004
    Date of Patent: June 22, 2010
    Assignee: Kabushiki Kaisha TOPCON
    Inventors: Yoshiyuki Hatano, Kenichi Watanabe, Takeshi Nakamura, Takumi Uchiyama, Yasuhiko Kusaka
  • Apparatus for processing chamfering of eyeglass lens
    Publication number: 20060166605
    Abstract: An apparatus for processing a chamfering of an eyeglass lens, including means for inputting a width of the chamfering and a range of the chamfering from a periphery of a lens shape at at least one position adjacent to a nose or far away from the nose, arithmetic control means for obtaining a trace for the chamfering on a refractive surface of the eyeglass lens and obtaining the position of the edge end of the eyeglass lens after the processing of the chamfering, and means for displaying the trace of the chamfering by overlapping the lens shape.
    Type: Application
    Filed: March 27, 2006
    Publication date: July 27, 2006
    Applicant: KABUSHIKI KAISHA TOPCON
    Inventors: Yoshiyuki Hatano, Kenichi Watanabe, Takeshi Nakamura, Takumi Uchiyama, Yasuhiko Kusaka
  • Method for processing chamfering of eyeglass lens and apparatus for processing the same
    Publication number: 20040209547
    Abstract: A method for processing a chamfering of an eyeglass lens, including the steps of inputting a width of the chamfering and a range of the chamfering from a periphery of a lens shape at a position adjacent to a nose and/or a position far away form the nose, obtaining a trace of the chamfering on a refractive surface of the eyeglass lens and displaying the trace of the chamfering by overlapping the lens shape.
    Type: Application
    Filed: April 15, 2004
    Publication date: October 21, 2004
    Applicant: KABUSHIKI KAISHA TOPCON
    Inventors: Yoshiyuki Hatano, Kenichi Watanabe, Takeshi Nakamura, Takumi Uchiyama, Yasuhiko Kusaka