Patents by Inventor Nigel A. Jones

Nigel A. Jones 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).

  • Method and apparatus for brightness control of indication lights
    Patent number: 7477158
    Abstract: A method for gradually increasing the brightness of an indicator light. An activation signal is received indicating that the indicator light should be lit. Upon receipt of the activation signal, the brightness of the indicator light gradually increases. Upon detection of deactivation of the activation signal, the indicator light is extinguished.
    Type: Grant
    Filed: June 14, 2005
    Date of Patent: January 13, 2009
    Assignee: Texas Instruments Incorporated
    Inventors: John Houldsworth, Nigel A. Jones
  • Method and apparatus for detecting impedance
    Patent number: 7259572
    Abstract: A method and apparatus for detecting an impedance across a pair of terminals. A sensing circuit is AC coupled to the terminals which produces an output related to a time constant associated with the impedance.
    Type: Grant
    Filed: June 14, 2005
    Date of Patent: August 21, 2007
    Assignee: PowerPrecise Solutions, Inc.
    Inventors: John Houldsworth, Nigel A. Jones