Patents by Inventor Edward Evenson

Edward Evenson 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).

  • Air activated vacuum pump
    Patent number: 4597716
    Abstract: A hand held and controlled air activated vacuum pump for testing vacuum systems and controls against atmospheric exudations that adversely affect their performance.
    Type: Grant
    Filed: June 22, 1984
    Date of Patent: July 1, 1986
    Assignee: Milton Industries, Inc.
    Inventor: Edward Evenson
  • Quick connecting cylinder air leakage tester
    Patent number: D283016
    Type: Grant
    Filed: July 25, 1983
    Date of Patent: March 18, 1986
    Assignee: Milton Industries, Inc.
    Inventor: Edward Evenson
  • Hand held air vacuum pump
    Patent number: D283533
    Type: Grant
    Filed: July 25, 1983
    Date of Patent: April 22, 1986
    Assignee: Milton Industries, Inc.
    Inventor: Edward Evenson