Patents by Inventor Helena Elisabet Pettersson

Helena Elisabet Pettersson 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).

  • TOUCH SENSITIVE DISPLAY WITH TACTILE FEEDBACK
    Publication number: 20090195512
    Abstract: A mobile communication device may include logic configured to receive input on a touch sensitive surface of a device and heat a substance to produce an expansion of the substance in response to the received input, where the expansion of the substance provides tactile feedback to a user indicating that the device has received the input.
    Type: Application
    Filed: February 5, 2008
    Publication date: August 6, 2009
    Applicant: SONY ERICSSON MOBILE COMMUNICATIONS AB
    Inventor: Helena Elisabet PETTERSSON
  • TOUCH SENSITIVE DISPLAY WITH ULTRASONIC VIBRATIONS FOR TACTILE FEEDBACK
    Publication number: 20090181724
    Abstract: A mobile communication device may include logic configured to receive input on a touch sensitive surface of a device and activate an ultrasonic element to vibrate in response to the received input, where the vibration provides tactile feedback to a user indicating that the device has received the input.
    Type: Application
    Filed: January 14, 2008
    Publication date: July 16, 2009
    Applicant: SONY ERICSSON MOBILE COMMUNICATIONS AB
    Inventor: Helena Elisabet Pettersson