TREA

Richard F. Sutton Jr.

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  • Circleville, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    High modulus polyimide blend
    • Patent number 5,939,498
    • Issue date Aug 17, 1999
    • E. I. Du Pont de Nemours and Company
    • Richard Frederich Sutton
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Tetrapolyimide film containing benzophenone tetracarboxylic dianhyd...
    • Patent number 5,196,500
    • Issue date Mar 23, 1993
    • E. I. Du Pont de Nemours and Company
    • John A. Kreuz
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Copolyimide film with improved properties
    • Patent number 5,166,308
    • Issue date Nov 24, 1992
    • E. I. Du Pont de Nemours and Company
    • John A. Kreuz
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyimide molecular weight enhancement by solvent extraction
    • Patent number 4,906,731
    • Issue date Mar 6, 1990
    • E. I. Du Pont de Nemours and Company
    • Richard F. Sutton
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for preparing polyimides
    • Patent number 4,742,153
    • Issue date May 3, 1988
    • E. I. Du Pont de Nemours and Company
    • Richard F. Sutton
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyimide manufacture
    • Patent number 4,358,581
    • Issue date Nov 9, 1982
    • E. I. Du Pont de Nemours and Company
    • Richard F. Sutton
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents