Patents by Inventor Kikuchi: Yoshihiro

Kikuchi: Yoshihiro 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 of processing spectacle frame shape data
    Patent number: 5450335
    Abstract: A spectacle frame shape data processing method is provided which is applied before lenses are ground or cut according to a frame shape to be fitted in the frame, and by which a three-dimensional frame shape representing the distance between frame rims, inclinations of the frame rims, contours of inner peripheral grooves, etc. can be accurately measured by a frame shape measuring apparatus, and measurement values are corrected such that the frame rim shapes are in bilateral symmetry.
    Type: Grant
    Filed: August 2, 1993
    Date of Patent: September 12, 1995
    Assignee: Hoya Corporation
    Inventor: Kikuchi: Yoshihiro