PB

Paul Douglas Brothers

EA E.I. Du Pont De Nemours And: 24 patents #198 of 8,010Top 3%
TF The Chemours Company Fc: 15 patents #13 of 195Top 7%
CC Competition Cams: 4 patents #2 of 11Top 20%
📍 Chadds Ford, PA: #9 of 258 inventorsTop 4%
🗺 Pennsylvania: #873 of 74,527 inventorsTop 2%
Overall (All Time): #65,178 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 26–45 of 45 patents

Patent #TitleCo-InventorsDate
6559238 Thermally cross-linked fluoropolymer Patrick Edward Lindner, Peter Dwight Spohn 2003-05-06
6423798 Copolymers of maleic anhydride or acid and fluorinated oleffins Robert Clayton Wheland, Colin Anolick, Charles W. Stewart 2002-07-23
6395937 Synthesis of diacyl peroxide in carbon dioxide Brian Kipp, Charles Joseph Noelke, Ronald Earl Uschold, Robert Clayton Wheland 2002-05-28
6357407 Anti-rotation valve lifter guide apparatus 2002-03-19
6328009 Valve lifter apparatus 2001-12-11
6300445 Fluorocyanate and fluorocarbamate monomers and polymers thereof Ming-Hong Hung, Dewey Lynn Kerbow 2001-10-09
6234155 Adjustable trigger switch for nitrous oxide injection application William Eugene Dunbar Godbold, Matthew Patrick 2001-05-22
6232372 Multicomponent particles of fluoropolymer and high temperature resistant non-dispersed polymer binder Dewey Lynn Kerbow, Laurence Waino McKeen 2001-05-15
6228963 Copolymers of maleic anhydride or acid and fluorinated olefins Robert Clayton Wheland, Colin Anolick, Charles W. Stewart 2001-05-08
6209498 Roller valve lifter with oiling channel 2001-04-03
6177196 Phosphorus-containing fluoromonomers and polymers thereof Ming-Hong Hung, Michael Joseph Michalczyk, Tatsuhiro Takahashi 2001-01-23
6107423 Copolymers of maleic anhydride or acid and fluorinated olefins Robert Clayton Wheland 2000-08-22
6103844 Polymerization of fluoromonomers in carbon dioxide 2000-08-15
6051682 Polymerization of fluoropolymers in carbon dioxide F. Edward Debrabander 2000-04-18
5969067 Phosphorus-containing fluoromonomers and polymers thereof Ming-Hong Hung, Michael Joseph Michalczyk, Tatsuhiro Takahashi 1999-10-19
5919878 Amorphous fluoropolymer containing perfluoro(ethyl vinyl ether) Richard A. Morgan 1999-07-06
5866711 Fluorocyanate and fluorocarbamate monomers and polymers thereof Ming-Hong Hung, Dewey Lynn Kerbow 1999-02-02
5217494 Tissue supporting prosthesis Peter R. Coggins 1993-06-08
5166236 Crosslinkable fluoro elastomer composition James A. Alexander, Philip C. Mazzola, Mark A. Stepanek 1992-11-24
4955906 Mammary prosthesis injector Peter R. Coggins, Andrew L. Mitchell, William L. Muir 1990-09-11