Patents by Inventor Ching-Kun Chang

Ching-Kun Chang 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: 7976190
    Abstract: A custom assembly light-emitting module using plugs and jacks for obtaining vertical electrical connections, includes a light-emitting unit, a lens unit, a plug unit and a jack unit. The lens unit is detachably combined with the light-emitting unit. The plug unit is disposed beside one side of the lens unit and electrically connected with the light-emitting unit. The jack unit is disposed on a bottom side of the plug unit and electrically connected with the plug unit. In addition, the light-emitting unit has two first retaining structures being formed on two opposite lateral sides thereof, the lens unit has a hollow transparent structure and a lens integratedly with the hollow transparent structure, two second retaining structures are disposed in the hollow transparent structure, and the light-emitting unit is detachably disposed in the hollow transparent structure.
    Type: Grant
    Filed: November 12, 2008
    Date of Patent: July 12, 2011
    Assignee: Energyled Corporation
    Inventors: Che-Cheng Shen, Yen-Fu Liu, Ching-Kun Chang, Kuo-Hsin Yeh
  • Publication number: 20100118564
    Abstract: A custom assembly light-emitting module using plugs and jacks for obtaining vertical electrical connections, includes a light-emitting unit, a lens unit, a plug unit and a jack unit. The lens unit is detachably combined with the light-emitting unit. The plug unit is disposed beside one side of the lens unit and electrically connected with the light-emitting unit. The jack unit is disposed on a bottom side of the plug unit and electrically connected with the plug unit. In addition, the light-emitting unit has two first retaining structures being formed on two opposite lateral sides thereof, the lens unit has a hollow transparent structure and a lens integratedly with the hollow transparent structure, two second retaining structures are disposed in the hollow transparent structure, and the light-emitting unit is detachably disposed in the hollow transparent structure.
    Type: Application
    Filed: November 12, 2008
    Publication date: May 13, 2010
    Inventors: Che-Cheng Shen, Yen-Fu Liu, Ching-Kun Chang, Kuo-Hsin Yeh
  • Publication number: 20100053965
    Abstract: A LED lamp comprises: a lamp base; an illuminating component, mounted on the lamp base, wherein the illuminating component comprises a circuit board and a plurality of LEDs arranged on the circuit board; a lamp shade, mounted on the lamp shade for enclosing the illuminating element, wherein the lamp shade has at least one open area; and at least one waterproof and ventilative element, disposed on the open area for covering the open area; thereby, vapors inside the lamp shade can vacate out of the LED lamp through the waterproof and ventilative element, while external vapors cannot infiltrate into the lamp shade through the waterproof and ventilative element.
    Type: Application
    Filed: July 29, 2009
    Publication date: March 4, 2010
    Applicant: ENERGYLED CORPORATION
    Inventors: CHING-KUN CHANG, CHENG-HSIUNG KUO, YEN-FU LIU