Patents by Inventor Fu-Hsung Ou

Fu-Hsung Ou 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).

  • LED lamp tube
    Patent number: 7887226
    Abstract: An LED lamp tube is disclosed to include a tube that admits light, circuit boards respectively mounted inside the tube, each circuit board carrying an array of LEDs, two end caps respectively capped on the ends of the tube to hold the circuit boards inside the tube and connectable to connectors of a conventional fluorescent bulb holder to secure the tube to the conventional fluorescent bulb holder, and a power cord extending from the circuit boards out of the tube for connection to power supply to obtain the necessary working voltage for the LEDs.
    Type: Grant
    Filed: July 22, 2008
    Date of Patent: February 15, 2011
    Assignee: Ledtech Electronics Corp.
    Inventors: Ming-Chung Huang, Yu-Yang Liu, Fu-Hsung Ou, Ying-Hsuan Chen
  • LED lamp tube
    Publication number: 20090027916
    Abstract: An LED lamp tube is disclosed to include a tube that admits light, circuit boards respectively mounted inside the tube, each circuit board carrying an array of LEDs, two end caps respectively capped on the ends of the tube to hold the circuit boards inside the tube and connectable to connectors of a conventional fluorescent bulb holder to secure the tube to the conventional fluorescent bulb holder, and a power cord extending from the circuit boards out of the tube for connection to power supply to obtain the necessary working voltage for the LEDs.
    Type: Application
    Filed: July 22, 2008
    Publication date: January 29, 2009
    Inventors: Ming-Chung Huang, Yu-Yang Liu, Fu-Hsung Ou, Ying-Hsuan Chen
  • LED lamp tube
    Patent number: 7441922
    Abstract: A LED lamp tube is disclosed to include a tube that admits light, circuit boards respectively mounted inside the tube, each circuit board carrying an array of LEDs, two end caps respectively capped on the ends of the tube to hold the circuit boards inside the tube and connectable to connectors of a conventional fluorescent bulb holder to secure the tube to the conventional fluorescent bulb holder, and a power cord extending from the circuit boards out of the tube for connection to power supply to obtain the necessary working voltage for the LEDs.
    Type: Grant
    Filed: December 14, 2005
    Date of Patent: October 28, 2008
    Assignee: Ledtech Electronics Corp.
    Inventors: Ming-Chung Huang, Yu-Yang Liu, Fu-Hsung Ou, Ying-Hsuan Chen
  • LED LAMP TUBE
    Publication number: 20070133202
    Abstract: A LED lamp tube is disclosed to include a tube that admits light, circuit boards respectively mounted inside the tube, each circuit board carrying an array of LEDs, two end caps respectively capped on the ends of the tube to hold the circuit boards inside the tube and connectable to connectors of a conventional fluorescent bulb holder to secure the tube to the conventional fluorescent bulb holder, and a power cord extending from the circuit boards out of the tube for connection to power supply to obtain the necessary working voltage for the LEDs.
    Type: Application
    Filed: December 14, 2005
    Publication date: June 14, 2007
    Applicant: LEDTECH ELECTRONICS CORP.
    Inventors: Ming-Chung Huang, Yu-Yang Liu, Fu-Hsung Ou, Ying-Hsuan Chen