Patents by Inventor Michael Dennis Spradling

Michael Dennis Spradling 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).

  • Publication number: 20100109920
    Abstract: An electronic device and method for securely entering textual input into the device. An electronic device has a keypad area and a plurality of keys disposed within the keypad area, each key having a character associated therewith and the characters being arranged on the keypad in a particular order. The electronic device includes a keypad security application for changing the characters associated with the keys. When activated, the keypad security application functions by changing the characters associated with the keys following the selection of a character by a user for input into the electronic device. The keypad security application associates at least two characters with different keys such that the arrangement or order of the characters on the keypad is changed.
    Type: Application
    Filed: November 5, 2008
    Publication date: May 6, 2010
    Inventor: Michael Dennis Spradling