Patents by Inventor Harry M. Johnson

Harry M. Johnson 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).

  • Patent number: 7172231
    Abstract: A mobile camping facility is disclosed including a housing mounted over a top surface of a substantially rigid base plate, wherein the base plate is mounted on a bed of a trailer. The bed of the trailer is supported by a pair of wheels. The housing supports a countertop surface and includes a cover portion adapted for covering the countertop surface. A sink and a stove are operably mounted through the countertop surface. A fuel source is operably connected to the stove and separated from the stove by the countertop surface. A water source, mounted on either the base plate or on the trailer, is operably connected to the sink. A method for constructing a mobile camping facility is also described.
    Type: Grant
    Filed: August 25, 2004
    Date of Patent: February 6, 2007
    Inventor: Harry M. Johnson, II
  • Patent number: 6836515
    Abstract: A radio, and related methods of radio communication, consisting of a multi-modulation modem, wherein the multi-modulation modem that modulates and demodulates signals using a plurality of modulations. The radio also comprises a frequency converter coupled to the multi-modulation modem for converting the signals to a radio frequency and a transceiver unit including an antenna coupled to the frequency converter for transmitting the signals over a radio communications link. The multi-modulation modem includes a modulator that includes a modulation selector unit that selects respective ones of the plurality of modulations to modulate the signals. The multi-modulation modem also includes a demodulator for demodulating the signals having been modulated using the plurality of modulations.
    Type: Grant
    Filed: July 23, 1999
    Date of Patent: December 28, 2004
    Assignee: Hughes Electronics Corporation
    Inventors: Stanley E. Kay, John E. Corrigan, III, Bala Subramaniam, Harry M. Johnson, Donald S. Arnstein