Patents by Inventor Robert W. Irving

Robert W. Irving 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).

  • Prefabricated knockdown clean room
    Patent number: 4267769
    Abstract: An apparatus for providing a prefabricated knockdown clean room which may be readily assembled without tools in a minimum of time. The apparatus includes a plurality of building segments which cooperate with each other in assembled relationship and certain of such segments include means for moving air under pressure through a filter media which removes substantially all micro-organisms from the air within the apparatus to supply Class 100 air to a restricted area.
    Type: Grant
    Filed: February 22, 1979
    Date of Patent: May 19, 1981
    Assignee: Environmental Air Control, Inc.
    Inventors: George B. Davis, Robert W. Irving