Patents by Inventor Timothy John Porter

Timothy John Porter 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).

  • Vibration seat
    Patent number: 8622471
    Abstract: A vibration seat (20) comprising a seat body (22), a sitting portion (24) supported by the seat body, and a vibrator (4). The sitting portion (24) is free to vibrate relative to the seat body (22). The vibrator (4) is connected to the sitting portion (24) at a single node (1) and is free to move relative to the seat body (22).
    Type: Grant
    Filed: February 3, 2011
    Date of Patent: January 7, 2014
    Assignee: Porter and Davies Limited
    Inventors: Timothy John Porter, Dilwyn Clive Davies
  • VIBRATION SEAT
    Publication number: 20120080915
    Abstract: A vibration seat (20) comprising a seat body (22), a sitting portion (24) supported by the seat body, and a vibrator (4). The sitting portion (24) is free to vibrate relative to the seat body (22). The vibrator (4) is connected to the sitting portion (24) at a single node (1) and is free to move relative to the seat body (22).
    Type: Application
    Filed: February 3, 2011
    Publication date: April 5, 2012
    Applicant: PORTER AND DAVIES LIMITED
    Inventors: Timothy John Porter, Dilwyn Clive Davies
  • LED tubular lighting fixture
    Patent number: 8115393
    Abstract: A tubular LED lighting fixture comprises: a heat sink shell; a printed circuit board supported on the shell and having an upper surface and a bottom surface, longitudinally extending laterally spaced wiring on the upper and bottom surfaces, and, transverse heat pipes running through the printed circuit board; a plurality of LEDs connected in series across the laterally spaced upper surface wiring and spacedly mounted along the printed circuit board; a high frequency electronic driver mounted in the shell and connected in series with the LEDs; voltage limiting devices mounted across the laterally spaced bottom surface wiring of the printed circuit board and in parallel with the LEDs; a lens bonded to the shell covering the printed circuit board for directing and delivering light from the LEDs, the shell and lens forming a tube for enclosing the LED bearing printed circuit board; the tube so formed having sealed ends to form a watertight fixture; and, input wires extending from the high frequency electronic dri
    Type: Grant
    Filed: January 9, 2009
    Date of Patent: February 14, 2012
    Inventors: Andrew T. Neal, Timothy John Porter
  • LED Tubular Lighting Fixture
    Publication number: 20100176724
    Abstract: A tubular LED lighting fixture comprises: a heat sink shell; a printed circuit board supported on the shell and having an upper surface and a bottom surface, longitudinally extending laterally spaced wiring on the upper and bottom surfaces, and, transverse heat pipes running through the printed circuit board; a plurality of LEDs connected in series across the laterally spaced upper surface wiring and spacedly mounted along the printed circuit board; a high frequency electronic driver mounted in the shell and connected in series with the LEDs; voltage limiting devices mounted across the laterally spaced bottom surface wiring of the printed circuit board and in parallel with the LEDs; a lens bonded to the shell covering the printed circuit board for directing and delivering light from the LEDs, the shell and lens forming a tube for enclosing the LED bearing printed circuit board; the tube so formed having sealed ends to form a watertight fixture; and, input wires extending from the high frequency electronic dri
    Type: Application
    Filed: January 9, 2009
    Publication date: July 15, 2010
    Inventors: Andrew T. NEAL, Timothy John PORTER