Patents by Inventor Masafumi Seigo

Masafumi Seigo 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).

  • Lens, mold for lens and method for machining mold
    Patent number: 8974086
    Abstract: A lens used for a line generating optical system is provided, wherein X-axis is defined in longitudinal direction of the generated line, Y-axis is defined in width direction and Z-axis is defined in direction of the optical axis and wherein the lens has an optical surface which does not collimate the light in X-axis direction and which collimates or collects the light in Y-axis direction alone, inclination of direction of transferred tool mark with respect to X-axis being from 40 to 50 degrees in an area of 80% or more of the optical surface.
    Type: Grant
    Filed: December 29, 2011
    Date of Patent: March 10, 2015
    Assignee: Nalux Co., Ltd.
    Inventor: Masafumi Seigo
  • LENS, MOLD FOR LENS AND METHOD FOR MACHINING MOLD
    Publication number: 20120230038
    Abstract: A lens used for a line generating optical system is provided, wherein X-axis is defined in longitudinal direction of the generated line, Y-axis is defined in width direction and Z-axis is defined in direction of the optical axis and wherein the lens has an optical surface which does not collimate the light in X-axis direction and which collimates or collects the light in Y-axis direction alone, inclination of direction of transferred tool mark with respect to X-axis being from 40 to 50 degrees in an area of 80% or more of the optical surface.
    Type: Application
    Filed: December 29, 2011
    Publication date: September 13, 2012
    Applicant: NALUX CO., LTD.
    Inventor: Masafumi Seigo