Patents by Inventor Lin Wan-Chih

Lin Wan-Chih 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).

  • Light-emitting diode streetlight structure
    Patent number: 8419224
    Abstract: The present invention relates to a light-emitting diode (LED) streetlight structure, which comprises a light-emitting module, a power module, and a lamppost. The light-emitting module is disposed on one side of the power module; the lamppost is disposed on the other side of the power module and corresponds to the light-emitting module. The light-emitting module comprises a light-emitting device and a heat-dissipating base for the light-emitting apparatus to be disposed on. The light-emitting apparatus includes a plurality of light-emitting diodes (LEDs) and a plurality of protection devices connected electrically with the plurality of LEDs. The plurality of protection devices are used for protecting the corresponding plurality of LEDs for preventing the situation when the light-emitting apparatus is failed caused by the damage of one of the plurality of LEDs.
    Type: Grant
    Filed: January 7, 2011
    Date of Patent: April 16, 2013
    Assignee: Optotech Corporatipn
    Inventors: Lin Wan-Chih, Tai Yi-Ming, Yang Cheng-Wei, Wu Chia-Wen, Chen Shun-Chih
  • LIGHT-EMITTING DIODE STREETLIGHT STRUCTURE
    Publication number: 20120127727
    Abstract: The present invention relates to a light-emitting diode (LED) streetlight structure, which comprises a light-emitting module, a power module, and a lamppost. The light-emitting module is disposed on one side of the power module; the lamppost is disposed on the other side of the power module and corresponds to the light-emitting module. The light-emitting module comprises a light-emitting device and a heat-dissipating base for the light-emitting apparatus to be disposed on. The light-emitting apparatus includes a plurality of light-emitting diodes (LEDs) and a plurality of protection devices connected electrically with the plurality of LEDs. The plurality of protection devices are used for protecting the corresponding plurality of LEDs for preventing the situation when the light-emitting apparatus is failed caused by the damage of one of the plurality of LEDs.
    Type: Application
    Filed: January 7, 2011
    Publication date: May 24, 2012
    Inventors: Lin Wan-Chih, Tai Yi-Ming, Yang Cheng-Wei, Wu Chia-Wen, Chan Shun-Chih