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Inventor

WHELAND ROBERT CLAYTON

US51 patents
⚠️ This page may combine multiple inventors who share the name “WHELAND ROBERT CLAYTON”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DU PONT

41 patents
US6872503B2Mar 29, 2005

Copolymers for photoresists and processes therefor

DU PONT74 citations96
US6107423AAug 22, 2000

Copolymers of maleic anhydride or acid and fluorinated olefins

DU PONT54 citations96
US5663255ASep 2, 1997

Amorphous tetrafluoroethylene-hexafluoropropylene copolymers

DU PONT89 citations96
US5639837AJun 17, 1997

Process for making fluoropolymers

DU PONT78 citations96
US6423798B2Jul 23, 2002

Copolymers of maleic anhydride or acid and fluorinated oleffins

DU PONT42 citations95
US6228963B1May 8, 2001

Copolymers of maleic anhydride or acid and fluorinated olefins

DU PONT43 citations95
US6133389AOct 17, 2000

Amorphous tetrafluoroethylene-hexafluoropropylene copolymers

DU PONT62 citations95
US7129009B2Oct 31, 2006

Polymer-liquid compositions useful in ultraviolet and vacuum ultraviolet uses

DU PONT37 citations92
US6824930B1Nov 30, 2004

Ultraviolet and vacuum ultraviolet transparent polymer compositions and their uses

DU PONT34 citations92
US6770404B1Aug 3, 2004

Ultraviolet and vacuum ultraviolet transparent polymer compositions and their uses

DU PONT26 citations92
US6486280B1Nov 26, 2002

Amorphous tetrafluoroethylene-hexafluoropropylene copolymers

DU PONT38 citations92
US6306989B1Oct 23, 2001

Situ fluoropolymer polymerization into porous substrates

DU PONT24 citations92
US6248823B1Jun 19, 2001

Solvents for amorphous fluoropolymers

DU PONT25 citations92
US5831131ANov 3, 1998

Process for preparing peroxides

DU PONT21 citations92
US5888424AMar 30, 1999

Fluorescent fluoroplastics

DU PONT40 citations89
US5116919AMay 26, 1992

Process for increasing the relative viscosity of polyamides with reduced thermal degradation

DU PONT37 citations85
US7589242B2Sep 15, 2009

Use of highly purified hydrocarbons in vacuum ultraviolet applications

DU PONT8 citations84
US5142000AAug 25, 1992

Process for increasing polyamide molecular weight with organophosphonic acid or ester catalysts in the presence of alumina-containing titanium dioxide

DU PONT21 citations82
US7438995B2Oct 21, 2008

Use of partially fluorinated polymers in applications requiring transparency in the ultraviolet and vacuum ultraviolet

DU PONT8 citations74
US6767626B2Jul 27, 2004

Method for protection of stone with substantially amorphous fluoropolymers

DU PONT11 citations73
US6034170AMar 7, 2000

Solutions of fluoropolymers in carbon dioxide

DU PONT10 citations69
US6124403ASep 26, 2000

Thermoplastic fluoropolymer containing elastomer and production process therefor

DU PONT13 citations68
US5962746AOct 5, 1999

Process for preparing peroxides

DU PONT11 citations67
US7402377B2Jul 22, 2008

Use of perfluoro-n-alkanes in vacuum ultraviolet applications

DU PONT5 citations63
US6700023B1Mar 2, 2004

Low temperature initiators for fluoroolefin polymerization

DU PONT2 citations63
US9481769B2Nov 1, 2016

Direct crosslinking process for preparing perfluoroalkyl-cross-linked fluoropolymer having perfluoroether pendant groups

DU PONT2 citations62
US8343630B2Jan 1, 2013

Transparent composite conductors having high work function

DU PONT1 citations62
US6989336B2Jan 24, 2006

Process for laminating a dielectric layer onto a semiconductor

DU PONT4 citations62
US7300743B2Nov 27, 2007

Radiation durable organic compounds with high transparency in the vacuum ultraviolet, and method for preparing

DU PONT3 citations61
US6558743B1May 6, 2003

In situ fluoropolymer polymerization into porous substrates

DU PONT2 citations61
US7112314B2Sep 26, 2006

Polymerization employing diacyl peroxide made in aprotic solvent

DU PONT6 citations60
US6395937B2May 28, 2002

Synthesis of diacyl peroxide in carbon dioxide

DU PONT2 citations60
US7297398B2Nov 20, 2007

Fluoropolymer low reflecting layers for plastic lenses and devices

DU PONT3 citations59
US7671247B2Mar 2, 2010

Methods for purifying alkane liquids

DU PONT0 citations52
US7465667B2Dec 16, 2008

Highly purified liquid perfluoro-n-alkanes and method for preparing

DU PONT0 citations52
US9567419B2Feb 14, 2017

Perfluoroalkyl-crosslinked fluoropolymer with perfluoroether pendant groups

DU PONT1 citations51
US8372486B2Feb 12, 2013

Lubricated metal article

DU PONT0 citations51
US6677033B2Jan 13, 2004

In situ fluoropolymer polymerization into porous substrates

DU PONT0 citations51
US7493743B2Feb 24, 2009

Packages for alkanes having ultra-high transparency at 193 nm

DU PONT0 citations48
US6916549B2Jul 12, 2005

In situ fluoropolymer polymerization into porous substrates

DU PONT1 citations47
US9321861B2Apr 26, 2016

Azo-crosslinked fluoropolymer with perfluoroether pendant groups, process for preparing, and method for forming imaged article therewith

DU PONT0 citations42

HSU CHE-HSIUNG

2 patents

CHEMOURS CO FC LLC

2 patents

BISH CHRISTOPHER J

1 patent

WHELAND ROBERT CLAYTON

1 patent

AIMU MASANORI

1 patent

NONOYAMA NOBUAKI

1 patent

HOWELL JON LEE

1 patent

Showing the top 50 of 51 patents by PatentIndex Score.