Patents by Inventor Cheng-Peng Liu

Cheng-Peng Liu 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).

  • Publication number: 20060170536
    Abstract: A security apparatus for motor vehicles is disclosed, and is featured in integrating all the components into one body as an all-in-one form and in filling resin into the housing of the security apparatus so as to completely cover an electric circuit unit and the interior surface of a siren. The present invention is alternately featured in providing a metal cover covering the externally-exposed surface of the siren for protecting the siren; providing fastening elements each of which has a head hole of special pattern, thereby preventing the security apparatus from being unlawfully dismantled; and providing several detecting modes and power-saving modes, so as to effectively and reliably provide the antitheft function for motor vehicles.
    Type: Application
    Filed: April 28, 2005
    Publication date: August 3, 2006
    Inventors: Cheng-Hung Yu, Cheng-Peng Liu