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Inventor

STEWART CHARLES W

US27 patents
⚠️ This page may combine multiple inventors who share the name “STEWART CHARLES W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DU PONT

24 patents
US5637663AJun 10, 1997

Amorphous tetrafluoroethylene-hexafluoropropylene copolymers

DU PONT69 citations96
US5478905ADec 26, 1995

Amorphous tetrafluoroethylene/hexafluoropropylene copolymers

DU PONT48 citations96
US4952630AAug 28, 1990

Modified polytetrafluoroethylene resins and blends thereof

DU PONT88 citations96
US4904726AFeb 27, 1990

Modified polytetrafluoroethylene resins and blends thereof

DU PONT67 citations96
US4713418ADec 15, 1987

Blends of fluoroplastics and fluoroelastomers

DU PONT95 citations96
US4469846ASep 4, 1984

Core/shell fluoropolymer compositions

DU PONT61 citations95
US5132368AJul 21, 1992

Fluoropolymer process aids containing functional groups

DU PONT65 citations94
US4174420ANov 13, 1979

Upholstered furniture having improved flame resistance

DU PONT62 citations94
US5464904ANov 7, 1995

Low-melting tetrafluoroethylene copolymer and its uses

DU PONT55 citations93
US4952636AAug 28, 1990

Modified polytetrafluoroethylene resins and blends thereof

DU PONT28 citations93
US5064704ANov 12, 1991

Shaped structure of polyarylate copolymers having high tensile elongation at break

DU PONT23 citations92
US5051479ASep 24, 1991

Melt processable TFE copolymers with improved processability

DU PONT29 citations92
US5013792AMay 7, 1991

Processing aid for polymers

DU PONT38 citations92
US5356986AOct 18, 1994

Plasticized fluoropolymers

DU PONT29 citations91
US4963609AOct 16, 1990

Low smoke and flame-resistant composition

DU PONT35 citations91
US5547761AAug 20, 1996

Low melting tetrafluoroethylene copolymer and its uses

DU PONT48 citations89
US4507439AMar 26, 1985

Elastomeric compositions containing treated PTFE

DU PONT19 citations82
US4912166AMar 27, 1990

Curable blends of fluoroelastomer and poly(ether-ketone-ketone)

DU PONT7 citations74
US4596855AJun 24, 1986

Elastomeric compositions

DU PONT17 citations74
US4503171AMar 5, 1985

Graphite reinforced perfluoroelastomer

DU PONT12 citations74
US5057575AOct 15, 1991

Processing aid for polymers

DU PONT17 citations73
US4503192AMar 5, 1985

Cured elastomers with improved high temperature tear strength

DU PONT11 citations66
US5185116AFeb 9, 1993

Preparing shaped structure of polyarylate copolymers having high tensile elongation at break

DU PONT3 citations63
US4772654ASep 20, 1988

Fire resistant polymers containing magnesium oxychloride

DU PONT2 citations63

KONAN MEDICAL USA INC

2 patents

NOVO NORDISK BIOCHEM INC

1 patent