Patents by Inventor Wei-Hao Du

Wei-Hao Du 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).

  • Patent number: 8915621
    Abstract: The present invention discloses a lamp structure with stacked light transparent boards. The lamp structure includes a lamp base, a light source module, plural transparent boards, and an electrical wire module. The light source module is placed inside the lamp base and is connected to an outside power supply by the electrical wire module, the transparent boards are stacked on the lamp base, and each of the transparent boards has a central hole, the central hole can be of different size for different transparent boards. The central holes of the transparent boards together form the designed light shape of the lamp structure. Lamp designs and productions by using the lamp structure of the present invention is easier and cheaper and full of plenty diversities. The repairing cost is low, since only replacement of the damaged portion of the lamp structure is required, but not throwing away the whole lamp.
    Type: Grant
    Filed: May 16, 2013
    Date of Patent: December 23, 2014
    Inventors: Karl F. Alverson, Wei-Hao Du
  • Publication number: 20130308321
    Abstract: The present invention discloses a lamp structure with stacked light transparent boards. The lamp structure includes a lamp base, a light source module, plural transparent boards, and an electrical wire module. The light source module is placed inside the lamp base and is connected to an outside power supply by the electrical wire module, the transparent boards are stacked on the lamp base, and each of the transparent boards has a central hole, the central hole can be of different size for different transparent boards. The central holes of the transparent boards together form the designed light shape of the lamp structure. Lamp designs and productions by using the lamp structure of the present invention is easier and cheaper and full of plenty diversities. The repairing cost is low, since only replacement of the damaged portion of the lamp structure is required, but not throwing away the whole lamp.
    Type: Application
    Filed: May 16, 2013
    Publication date: November 21, 2013
    Inventors: Karl F. Alverson, Wei-Hao Du
  • Patent number: D669623
    Type: Grant
    Filed: November 15, 2011
    Date of Patent: October 23, 2012
    Inventors: Karl F. Alverson, Wei-Hao Du