Patents by Inventor Patrick J. Manna

Patrick J. Manna 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).

  • Patent number: D278515
    Type: Grant
    Filed: June 29, 1982
    Date of Patent: April 23, 1985
    Assignee: Economics Laboratory, Inc.
    Inventors: Bert G. Adams, Patrick J. Manna