Patents by Inventor Wendel Rodriguez Apuang

Wendel Rodriguez Apuang 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).

  • Commutator for bridgeless PFC circuit
    Patent number: 8576597
    Abstract: The commutator for a bridgeless PFC circuit is characterized in that a synchronous half-wave rectifier is connected between a bridgeless PFC boost circuit and an AC power source and is coupled to the two terminals of the AC power source. The synchronous half-wave rectifier contains a first synchronous transistor, a second synchronous transistor, and a control circuit.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: November 5, 2013
    Assignee: Compuware Technology Inc.
    Inventors: Marcos Agoo Liquicia, Chien-Ta Liang, Noel Vea Tangonan, Wendel Rodriguez Apuang
  • COMMUTATOR FOR BRIDGELESS PFC CIRCUIT
    Publication number: 20130077371
    Abstract: The commutator for a bridgeless PFC circuit is characterized in that a synchronous half-wave rectifier is connected between a bridgeless PFC boost circuit and an AC power source and is coupled to the two terminals of the AC power source. The synchronous half-wave rectifier contains a first synchronous transistor, a second synchronous transistor, and a control circuit.
    Type: Application
    Filed: September 23, 2011
    Publication date: March 28, 2013
    Inventors: Marcos Agoo Liquicia, Chien-Ta Liang, Noel Vea Tangonan, Wendel Rodriguez Apuang