Patents by Inventor Ralph A. Morrill

Ralph A. Morrill 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).

  • Solar energy metering and recording system
    Patent number: 4253764
    Abstract: A complete system for detecting and metering solar energy and recording the total integrated energy or power levels over a desired period of time.
    Type: Grant
    Filed: February 10, 1978
    Date of Patent: March 3, 1981
    Inventor: Ralph A. Morrill
  • Wind energy metering and recording systems
    Patent number: 4155252
    Abstract: A system for detecting and metering wind energy and recording the total integrated energy or power levels over any desired period of time.
    Type: Grant
    Filed: January 11, 1978
    Date of Patent: May 22, 1979
    Inventor: Ralph A. Morrill