Patents by Inventor Shih-Hsiung Kao

Shih-Hsiung Kao 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).

  • Projection device and lens module having riveting portion extending onto light emitting surface of lens
    Patent number: 9188844
    Abstract: A projection device includes a main body, a light source, a light valve, and a lens module. The light source produces an illumination beam. The light valve converts the illumination beam into an image beam. The lens module disposed at the main body includes a lens barrel and a lens. The lens barrel has an inner wall, a containing space and a riveting portion. The inner wall surrounds the containing space. The riveting portion is located in the containing space. There is a gap between the riveting portion and the inner wall. The lens disposed in the containing space has a light emitting surface and a side surface. The side surface leans against the riveting portion. An end of the riveting portion extends to the light emitting surface to limit the lens in the containing space The image beam passes through the lens to form a projection beam.
    Type: Grant
    Filed: January 10, 2013
    Date of Patent: November 17, 2015
    Assignee: Young Optics Inc.
    Inventors: Jui-Chang Shen, Shih-Hsiung Kao, Ping-Hsun Huang, Mu-Hsi Huang
  • PROJECTION DEVICE AND LENS MODULE
    Publication number: 20130342818
    Abstract: A projection device includes a main body, a light source, a light valve, and a lens module. The light source produces an illumination beam. The light valve converts the illumination beam into an image beam. The lens module disposed at the main body includes a lens barrel and a lens. The lens barrel has an inner wall, a containing space and a riveting portion. The inner wall surrounds the containing space. The riveting portion is located in the containing space. There is a gap between the riveting portion and the inner wall. The lens disposed in the containing space has a light emitting surface and a side surface. The side surface leans against the riveting portion. An end of the riveting portion extends to the light emitting surface to limit the lens in the containing space The image beam passes through the lens to form a projection beam.
    Type: Application
    Filed: January 10, 2013
    Publication date: December 26, 2013
    Applicant: Young Optics Inc.
    Inventors: Jui-Chang Shen, Shih-Hsiung Kao, Ping-Hsun Huang, Mu-Hsi Huang