Patents by Inventor Sze Keun Chan

Sze Keun Chan 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: 8733965
    Abstract: An LED illuminating street lamp with a power generation system includes a thermal power generation system with a heat-absorbing power generation vacuum tube, a road surface pressure device connected with a pressure power generation system, and a solar power generation system. The solar power generation system, the thermal power generation system, and the pressure power generation system are connected with a central controller. The central controller is connected with a DC/DC converter.
    Type: Grant
    Filed: September 20, 2010
    Date of Patent: May 27, 2014
    Inventor: Sze Keun Chan
  • Publication number: 20120320573
    Abstract: An LED illuminating street lamp with a power generation system includes a thermal power generation system with a heat-absorbing power generation vacuum tube, a road surface pressure device connected with a pressure power generation system, and a solar power generation system. The solar power generation system, the thermal power generation system, and the pressure power generation system are connected with a central controller. The central controller is connected with a DC/DC converter.
    Type: Application
    Filed: September 20, 2010
    Publication date: December 20, 2012
    Inventor: Sze Keun Chan
  • Publication number: 20110170283
    Abstract: A solar powered LED street lamp with automatic light control includes a solar photovoltaic board, a brightness/darkness detection sensor, a lamp pole, an LED lamp, an LED direction board, billboard or light box, a base, a storage battery, a central controller and an infrared motion sensor. The solar photovoltaic board is mounted on the top end of the lamp pole, the LED direction board, billboard or light box is mounted on the lamp pole, the storage battery and the central controller are situated in the base, the motion sensor and the LED lamp are mounted on the transverse bar of the lamp pole, and a plurality of LEDs are arrayed so as to constitute the characters or text on the LED direction board, billboard or light box.
    Type: Application
    Filed: May 9, 2006
    Publication date: July 14, 2011
    Inventor: Sze Keun Chan
  • Patent number: 7929065
    Abstract: A LCD hanging-brand using solar energy for advertising, which includes a transparent base, a transparent scaling cover, a PCB board, a picture layer, a LCD sheet, a solar sheet, LEDs, a storage battery and a metal coil. One or more color transparent films can be mounted in the picture layer, and the films can be rotated by a motor or a rotating button. The LCD sheet is transparent when it is not turned on, and the image of the picture layer can be seen through the LCD sheet.
    Type: Grant
    Filed: January 18, 2006
    Date of Patent: April 19, 2011
    Inventor: Sze Keun Chan
  • Patent number: 7476004
    Abstract: A LED lighting lamp tube comprises a transparent tube body, lamp caps, electrode pins, pedestals mounted at the connection position of the transparent tube body and the lamp caps, a power supply converter located adjacent to the lamp caps and inside the tube body, a PCB and a plurality of LED mounted on the PCB. These LED are connected in parallel or in series, and a light-scattering plate may be disposed over these LED. A plurality of LED chips can be directly mounted on the light-scattering plate. The lamp caps and the electrode pins possess the same international standards as common lamp tubes.
    Type: Grant
    Filed: August 20, 2007
    Date of Patent: January 13, 2009
    Inventor: Sze Keun Chan
  • Publication number: 20080284923
    Abstract: A LCD hanging-brand using solar energy for advertising, which includes a transparent base, a transparent scaling cover, a PCB board, a picture layer, a LCD sheet, a solar sheet, LEDs, a storage battery and a metal coil. One or more color transparent films can be mounted in the picture layer, and the films can be rotated by a motor or a rotating button. The LCD sheet is transparent when it is not turned on, and the image of the picture layer can be seen through the LCD sheet.
    Type: Application
    Filed: January 18, 2006
    Publication date: November 20, 2008
    Inventor: Sze Keun Chan
  • Publication number: 20080285269
    Abstract: An LED lamp includes a lamp-lid, a metal lamp-cup, an insulating layer for connecting a lamp-cap and the metal lamp-cup, LEDs, a semispherical pallet or an astigmatism plate, and a PCB (Printed Circuit Board) in the metal lamp-cup, characterized in that, one semispherical pallet is provided on said PCB, the semispherical pallet has the same number of holes as that of the LEDs, the LEDs are installed in the holes of the semispherical pallet, electrical connections of the LEDs are connected to the PCB through the semispherical pallet, and provided with power.
    Type: Application
    Filed: September 26, 2005
    Publication date: November 20, 2008
    Inventor: Sze Keun Chan
  • Publication number: 20080246844
    Abstract: An emergency and alarm lamp with a video camera includes a lamp head, a lamp housing, and a lamp casing. The lamp head is a metal head with a general screw interface or a bayonet interface that can be fit on a lamp holder of a general filament lamp. The lamp housing is provided with a rechargeable battery, a manual/auto controller, a speech module, a speaker, a direct current converter, a controller, a power-cut inductor and a display for battery capacity. A hole is positioned on the central of the lamp casing, and a gas sensor is provided below the hole. A plurality of LEDs are arranged on two PCBs provided on the left and right sides of the lamp casing, respectively.
    Type: Application
    Filed: May 9, 2006
    Publication date: October 9, 2008
    Inventor: Sze Keun Chan
  • Publication number: 20080037245
    Abstract: A LED lighting lamp tube comprises a transparent tube body, lamp caps, electrode pins, pedestals mounted at the connection position of the transparent tube body and the lamp caps, a power supply converter located adjacent to the lamp caps and inside the tube body, a PCB and a plurality of LED mounted on the PCB. These LED are connected in parallel or in series, and a light-scattering plate may be disposed over these LED. A plurality of LED chips can be directly mounted on the light-scattering plate. The lamp caps and the electrode pins possess the same international standards as common lamp tubes.
    Type: Application
    Filed: August 20, 2007
    Publication date: February 14, 2008
    Inventor: Sze Keun Chan