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).

  • Patent number: 11218092
    Abstract: A power supply device includes connector from a power source, a rectifying module, a power supply module, and a bulk capacitor. The capacitor stores and smoothes the rectified power, and outputs the smoothed power to the power supply module. The connector is capable of connecting to the power source through a Delta connection and a Wye connection.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: January 4, 2022
    Inventors: Cheng-Chia Liu, Chia-Peng Wang
  • 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