Patents by Inventor Yokinobu Ban

Yokinobu Ban 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 determining an amount of corneal ablation and surgical apparatus for a cornea
    Patent number: 6467907
    Abstract: The purpose of the present invention is to provide an apparatus for determining an amount of corneal ablation, which can calculates an amount of corneal ablation in order to perform an operation for correcting ametropia adequately, based on a corneal shape and/or an eye refractive power. Another object of the present invention is to provide a surgical apparatus for a cornea, by which the surgical operation can be performed efficiently based on the obtained amount of corneal ablation.
    Type: Grant
    Filed: January 31, 2001
    Date of Patent: October 22, 2002
    Assignee: Nidek Co., Ltd.
    Inventors: Masanao Fujieda, Yokinobu Ban, Masahiro Oyaizu