Patents by Inventor Allen R. Rogers

Allen R. Rogers 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).

  • Evaporative precooling unit
    Patent number: 4730462
    Abstract: An improved evaporative cooling unit. The unit efficiently cools air when the evaporative cooling pad is dry and utilizes the turbulent intermixing of air and water to evaporatively cool air without requiring excess water flow onto and from the cooling pad.
    Type: Grant
    Filed: May 5, 1986
    Date of Patent: March 15, 1988
    Inventor: Allen R. Rogers