CS

Charles W. Stewart

EA E.I. Du Pont De Nemours And: 34 patents #103 of 8,010Top 2%
📍 Newark, DE: #25 of 1,550 inventorsTop 2%
🗺 Delaware: #173 of 7,163 inventorsTop 3%
Overall (All Time): #104,046 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDate
6916549 In situ fluoropolymer polymerization into porous substrates John Russell Crompton, Jr., James M. Donatello, Kiu-Seung Lee, Robert Clayton Wheland 2005-07-12
6486280 Amorphous tetrafluoroethylene-hexafluoropropylene copolymers Colin Anolick, Viacheslav A. Petrov, Bruce E. Smart, Robert Clayton Wheland, William B. Farnham +2 more 2002-11-26
6423798 Copolymers of maleic anhydride or acid and fluorinated oleffins Robert Clayton Wheland, Paul Douglas Brothers, Colin Anolick 2002-07-23
6228963 Copolymers of maleic anhydride or acid and fluorinated olefins Robert Clayton Wheland, Paul Douglas Brothers, Colin Anolick 2001-05-08
6133389 Amorphous tetrafluoroethylene-hexafluoropropylene copolymers Colin Anolick, Viacheslav A. Petrov, Bruce E. Smart, Robert Clayton Wheland, William B. Farnham +2 more 2000-10-17
6124403 Thermoplastic fluoropolymer containing elastomer and production process therefor John Russell Crompton, Jr., Robert Clayton Wheland 2000-09-26
5821273 Extrusion foaming of fluoropolymers Sundar Kilnagar Venkataraman, Maurice Armand Baumann 1998-10-13
5726247 Fluoropolymer nanocomposites Michael Joseph Michalczyk, Kenneth George Sharp 1998-03-10
5707569 Processing aid system for polyolefins Donnan E. Priester 1998-01-13
5637663 Amorphous tetrafluoroethylene-hexafluoropropylene copolymers Colin Anolick, Viacheslav A. Petrov, Bruce E. Smart, Robert Clayton Wheland, William B. Farnham +2 more 1997-06-10
5547761 Low melting tetrafluoroethylene copolymer and its uses George R. Chapman, Jr., Richard A. Morgan, William H. Tuminello, John G. Van Alsten, Randall Allen Vogel +1 more 1996-08-20
5478905 Amorphous tetrafluoroethylene/hexafluoropropylene copolymers Colin Anolick, Viacheslav A. Petrov, Bruce E. Smart, Robert Clayton Wheland 1995-12-26
5464904 Low-melting tetrafluoroethylene copolymer and its uses George R. Chapman, Jr., Lewis E. Crenshaw, Rita S. McMinn, Richard A. Morgan, Donnan E. Priester +1 more 1995-11-07
5356986 Plasticized fluoropolymers Peter Dwight Spohn 1994-10-18
5266639 Low-melting tetrafluorethylene copolymer and its uses George R. Chapman, Jr., Lewis E. Crenshaw, Rita S. McMinn, Richard A. Morgan, Donnan E. Priester +4 more 1993-11-30
5185116 Preparing shaped structure of polyarylate copolymers having high tensile elongation at break 1993-02-09
5132368 Fluoropolymer process aids containing functional groups George R. Chapman, Jr., Donnan E. Priester, Robert E. Tarney 1992-07-21
5064704 Shaped structure of polyarylate copolymers having high tensile elongation at break 1991-11-12
5057575 Processing aid for polymers George R. Chapman, Jr., Donnan E. Priester 1991-10-15
5051479 Melt processable TFE copolymers with improved processability Anestis L. Logothetis 1991-09-24
5013792 Processing aid for polymers George R. Chapman, Jr., Donnan E. Priester 1991-05-07
4963609 Low smoke and flame-resistant composition Jerrel C. Anderson, Subhash Vishnu Gangal, Dewey Lynn Kerbow 1990-10-16
4952630 Modified polytetrafluoroethylene resins and blends thereof Richard A. Morgan 1990-08-28
4952636 Modified polytetrafluoroethylene resins and blends thereof Richard A. Morgan 1990-08-28
4912166 Curable blends of fluoroelastomer and poly(ether-ketone-ketone) 1990-03-27