Patents by Inventor Wen-Pin Liang

Wen-Pin Liang 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).

  • Lighting device with emergency illumination function
    Patent number: 8596810
    Abstract: A lighting device includes a base (1) and a light (2). The light (2) includes a housing (21) receiving a controller (22) electrically connected to a lighting element (24), a chargeable battery (25), and a switch module (26). A female coupler (3) is provided on one of the base (1) and the light (2). A male coupler (4) is provided on the other of the base (1) and the light (2). The female coupler (3) is detachably engaged with the male coupler (4) to detachably mount the light (2) to the base (1). The light (2) is detachable from the base (1) and can be used independently.
    Type: Grant
    Filed: February 13, 2012
    Date of Patent: December 3, 2013
    Assignee: Kepro Development Inc.
    Inventors: Chih-Hen Lin, Wen-Pin Liang
  • Lighting Device with Emergency Illumination Function
    Publication number: 20130208453
    Abstract: A lighting device includes a base (1) and a light (2). The light (2) includes a housing (21) receiving a controller (22) electrically connected to a lighting element (24), a chargeable battery (25), and a switch module (26). A female coupler (3) is provided on one of the base (1) and the light (2). A male coupler (4) is provided on the other of the base (1) and the light (2). The male coupler (4) is detachably engaged with the male coupler (4) to detachably mount the light (2) to the base (1). The light (2) is detachable from the base (1) and can be used independently.
    Type: Application
    Filed: February 13, 2012
    Publication date: August 15, 2013
    Inventors: Chih-Hen Lin, Wen-Pin Liang