Patents by Inventor Richard Lee Roi Diercks

Richard Lee Roi Diercks 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).

  • Electronic refrigeration and air conditioner monitor and alarm
    Patent number: 5684463
    Abstract: An electronic refrigeration and air conditioner monitor and alarm system monitors air conditioning and refrigeration systems for inefficiencies that waste energy. The device monitors and analyzes the temperatures of the suction line of such systems for variances that indicate malfunctions or abnormal operation of the system. The device provides both an audible and visual alert to warn the end user that the equipment is in need of maintenance and/or repair.
    Type: Grant
    Filed: January 16, 1996
    Date of Patent: November 4, 1997
    Inventors: Richard Lee Roi Diercks, Robert Lee Parrott