Patents by Inventor Nelson F. Martinez

Nelson F. Martinez 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).

  • Cellular communication handsets having variable appearance housings and methods therefor
    Patent number: 7142190
    Abstract: A wireless communication handset (100), or other electrical device, having a housing disposed about electrical communications circuitry. At least a portion of the housing, for example a bezel (144) or keypad area (148) comprising a variable input responsive variable appearance portion, for example an electro-chromic material. A user operable control circuit coupled to the electro-chromic material portion of the housing, whereby a color of the electro-chromic material portion of the housing is variable by the color control circuit.
    Type: Grant
    Filed: February 28, 2002
    Date of Patent: November 28, 2006
    Assignee: Motorola, Inc.
    Inventor: Nelson F. Martinez
  • Cellular communication handsets having variable appearance housings and methods therefor
    Publication number: 20030160741
    Abstract: A wireless communication handset (100), or other electrical device, having a housing disposed about electrical communications circuitry. At least a portion of the housing, for example a bezel (144) or keypad area (148) comprising a variable input responsive variable appearance portion, for example an electro-chromic material. A user operable control circuit coupled to the electro-chromic material portion of the housing, whereby a color of the electro-chromic material portion of the housing is variable by the color control circuit.
    Type: Application
    Filed: February 28, 2002
    Publication date: August 28, 2003
    Inventor: Nelson F. Martinez
  • Cap
    Patent number: D363596
    Type: Grant
    Filed: December 15, 1992
    Date of Patent: October 31, 1995
    Inventor: Nelson F. Martinez