Patents by Inventor Lloyd Fox

Lloyd Fox 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).

  • Inserts encapsulated with a thermoplastic sheet material via compression molding
    Patent number: 5688575
    Abstract: This invention relates to metal-containing inserts, such as transformers, that are encapsulated, via compression molding processes, with at least one wet lay thermoplastic sheet material and that do not experience significant visible cracking during heat cycling.
    Type: Grant
    Filed: October 21, 1996
    Date of Patent: November 18, 1997
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: M. Lana Sheer, Lloyd Fox, John Carl Solenberger
  • Process for encapsulating inserts with wet-laid material via compression molding
    Patent number: 5419864
    Abstract: A compression molding process for encapsulating a metal-containing insert with at least one layer of a thermoplastic sheet prepared via a wet lay process.
    Type: Grant
    Filed: September 7, 1993
    Date of Patent: May 30, 1995
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: M. Lana Sheer, Lloyd Fox, John C. Solenberger
  • Process for manufacturing a polymeric encapsulated transformer
    Patent number: 5036580
    Abstract: A process for manufacturing a polymeric encapsulated "E" core transformer, a polymeric encapsulated "C" core transformer, and a polymeric encapsulated toroidal shaped transformer, said process requiring considerably less time to complete than do conventional transformer manufacturing processes.
    Type: Grant
    Filed: September 21, 1990
    Date of Patent: August 6, 1991
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Lloyd Fox, M. Lana Sheer