Patents by Inventor Frederick G. Dunning

Frederick G. Dunning 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).

  • Method and apparatus for splicing polymeric webs
    Patent number: 4490199
    Abstract: An apparatus and method of splicing polymeric webs using an ultrasonic welder and a web support means. There is a means to secure the trailing end of at least one first web and the leading end of at least one second web between the ultrasonic welder and the web support means. The trailing end of the first web and the leading end of the second web overlap between the ultrasonic welder and the web support means and are welded together.
    Type: Grant
    Filed: July 1, 1982
    Date of Patent: December 25, 1984
    Assignee: Allied Corporation
    Inventor: Frederick G. Dunning