Patents by Inventor William E. Dobney

William E. Dobney 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).

  • Refrigeration apparatus
    Patent number: 4365487
    Abstract: The specification discloses a refrigeration apparatus suitable for cooling water in an air conditioning system, the apparatus having a heat exchanger in which certain heat exchanger tubes are omitted to greatly enhance the overall performance of the apparatus.This is a continuation of application Ser. No. 118,885, filed Feb. 6, 1980, now abandoned.
    Type: Grant
    Filed: April 2, 1981
    Date of Patent: December 28, 1982
    Assignee: Luke Limited
    Inventor: William E. Dobney