Patents by Inventor Rick Helm

Rick Helm 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).

  • System and method for verifying entry of keystrokes received from a capacitive keypad
    Patent number: 7969331
    Abstract: A method for resetting a key decoder coupled to a plurality of capacitive keys to prevent processing of a key code generated by a ghosting condition. The method includes receiving a key code from a key decoder that corresponds to a first capacitive key of a capacitive keypad, detecting a ghosting condition for a second capacitive key that does not correspond to the detected key code, and resetting a key decoder in response to the ghosting condition being detected.
    Type: Grant
    Filed: July 19, 2007
    Date of Patent: June 28, 2011
    Assignee: Nidec Motor Corporation
    Inventors: Doug Williams, Rick Helm, William Joseph Taylor, Robert M. Libbe
  • System and method for verifying entry of keystrokes received from a capacitive keypad
    Publication number: 20090021401
    Abstract: A method for resetting a key decoder coupled to a plurality of capacitive keys to prevent processing of a key code generated by a ghosting condition. The method includes receiving a key code from a key decoder that corresponds to a first capacitive key of a capacitive keypad, detecting a ghosting condition for a second capacitive key that does not correspond to the detected key code, and resetting a key decoder in response to the ghosting condition being detected.
    Type: Application
    Filed: July 19, 2007
    Publication date: January 22, 2009
    Applicant: Emerson Electric Co.
    Inventors: Doug Williams, Rick Helm, William Joseph Taylor, Robert M. Libbe