Patents by Inventor James Craig Spurlin

James Craig Spurlin 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).

  • Methods and apparatus for over-voltage protection of device inputs
    Patent number: 8009395
    Abstract: Methods and apparatus for over-voltage protection of device inputs are disclosed. An example apparatus to protect a device from an over-voltage condition disclosed herein comprises a switch coupled between a device input and at least one component of the device, and a voltage compensator to pull a control input of the switch to a voltage associated with the device input to open the switch to protect the device component from the over-voltage condition.
    Type: Grant
    Filed: November 7, 2007
    Date of Patent: August 30, 2011
    Assignee: Texas Instruments Incorporated
    Inventors: Christopher Michael Graves, John Edward Esquivel, James Craig Spurlin
  • METHODS AND APPARATUS FOR OVER-VOLTAGE PROTECTION OF DEVICE INPUTS
    Publication number: 20090116158
    Abstract: Methods and apparatus for over-voltage protection of device inputs are disclosed. An example apparatus to protect a device from an over-voltage condition disclosed herein comprises a switch coupled between a device input and at least one component of the device, and a voltage compensator to pull a control input of the switch to a voltage associated with the device input to open the switch to protect the device component from the over-voltage condition.
    Type: Application
    Filed: November 7, 2007
    Publication date: May 7, 2009
    Inventors: Christopher Michael Graves, John Edward Esquivel, James Craig Spurlin