Patents by Inventor Marte Alsleben

Marte Alsleben 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).

  • Computer input device
    Patent number: 6816149
    Abstract: An input device comprising an input mechanism for a computer system. The input mechanism is operative responsive to movements of a user of the device to send inputs to a computer system. An exterior surface of the input mechanism is operative to come in contact with the user of the device. At least one portion of the exterior surface is comprised of color changing material that is operative to turn at least one different color responsive to an increase in temperature, pressure, or changes in light exposure to the color changing material caused by contact with the user of the device.
    Type: Grant
    Filed: April 23, 2002
    Date of Patent: November 9, 2004
    Inventor: Marte Alsleben