Patents by Inventor Vincent DiSessa

Vincent DiSessa 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: D323743
    Type: Grant
    Filed: March 6, 1989
    Date of Patent: February 11, 1992
    Assignee: Unisys Corporation
    Inventors: Vincent DiSessa, Matthew D. Marhefka
  • Patent number: D324453
    Type: Grant
    Filed: March 6, 1989
    Date of Patent: March 10, 1992
    Assignee: Unisys Corporation
    Inventors: Vincent DiSessa, Matthew D. Marhefka