Patents by Inventor Lung-Hsiang Huang

Lung-Hsiang Huang 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).

  • Starting device and lamp base construction for a Philips lamp
    Patent number: 5233271
    Abstract: A lamp having a lamp base, switches, AC power supply, a Philips lamp, battery, and circuit board. In addition to a conventional circuit of AC for starting the Philips lamp, there is also a loop using DC to start the Philips lamp. The loop includes the conversion, oscillation, and amplification of AC and DC, as well as an automatic switching circuit. A conductive ring clamp mounted on the Philips lamp may light up the lamp by means of the battery when there is no supply of AC.
    Type: Grant
    Filed: November 29, 1991
    Date of Patent: August 3, 1993
    Assignees: Lung-Hsiang Huang, Hsin-Hung Chung
    Inventors: Lung-Hsiang Huang, Hsin-Hung Chung