Patents by Inventor Al Hogan

Al Hogan 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).

  • Water gate valve
    Patent number: 4033550
    Abstract: A gate valve having a valve body particularly designed and constructed of a "slim" design, or of a minimum overall length whereby the valve may be interposed in a flow line in a minimum of space.
    Type: Grant
    Filed: August 19, 1975
    Date of Patent: July 5, 1977
    Assignee: Wheatley Company
    Inventors: Charles Wheatley, Ronald A. Schuller, Al Hogan