Patents by Inventor Bailey Chang

Bailey Chang 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).

  • Protection circuit of T8 LED lighting tube
    Patent number: 8299711
    Abstract: A protection circuit is provided for a T8 LED lighting tube, including at least two power transmission connectors and at least two rectification circuits. The power transmission connectors are respectively mounted to opposite ends of the T8 LED tube and each has at least two contacts that are respectively engageable with tube retention connectors formed on opposite ends of a T8 fluorescent light fixture to receive an external AC power. Each rectification circuit is composed of at least one rectifier semiconductor and the two rectification circuits are respectively connected to the contacts of the two power transmission connectors.
    Type: Grant
    Filed: September 15, 2010
    Date of Patent: October 30, 2012
    Assignee: Azurelighting Technologies, Inc.
    Inventor: Bailey Chang
  • PROTECTION CIRCUIT OF T8 LED LIGHTING TUBE
    Publication number: 20120062114
    Abstract: A protection circuit is provided for a T8 LED lighting tube, including at least two power transmission connectors and at least two rectification circuits. The power transmission connectors are respectively mounted to opposite ends of the T8 LED tube and each has at least two contacts that are respectively engageable with tube retention connectors formed on opposite ends of a T8 fluorescent light fixture to receive an external AC power. Each rectification circuit is composed of at least one rectifier semiconductor and the two rectification circuits are respectively connected to the contacts of the two power transmission connectors.
    Type: Application
    Filed: September 15, 2010
    Publication date: March 15, 2012
    Applicant: AZURELIGHTING TECHNOLOGIES, INC.
    Inventor: BAILEY CHANG