DW

David T. Williamson

EA E.I. Du Pont De Nemours And: 12 patents #569 of 8,010Top 8%
MM Modern Meadow: 10 patents #2 of 22Top 10%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
MP Molins Plc: 3 patents #66 of 155Top 45%
KP Kraton Polymers: 2 patents #68 of 194Top 40%
📍 Landenberg, PA: #13 of 238 inventorsTop 6%
🗺 Pennsylvania: #2,146 of 74,527 inventorsTop 3%
Overall (All Time): #144,403 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
11542374 Composite biofabricated material Brendan Patrick Purcell, Suzanne Lee, Amy Congdon 2023-01-03
11530304 Biofabricated material containing collagen fibrils Brendan Patrick Purcell, Lixin Dai, Darryl Miles Cassingham, Stephen M. Spinella, Katherine Amy Congdon 2022-12-20
11525042 Composite biofabricated material Brendan Patrick Purcell, Suzanne Lee, Amy Congdon 2022-12-13
11286354 Method for making a biofabricated material containing collagen fibrils Brendan Patrick Purcell, Francoise Suzanne Marga, Susan J. Schofer, Darryl Miles Cassingham 2022-03-29
11028146 Recombinant yeast strains Lixin Dai, Kristin Ruebling-Jass 2021-06-08
11001679 Biofabricated material containing collagen fibrils Brendan Patrick Purcell, Lixin Dai, Darryl Miles Cassingham, Stephen M. Spinella 2021-05-11
10633465 Block copolymers having semi-crystalline blocks and compositions and articles made therefrom John E. Flood, Carl L. Willis, Robert C. Bening, Hendrik de Groot, Xavier Muyldermans +2 more 2020-04-28
10519285 Method for biofabricating composite material Brendan Patrick Purcell, Suzanne Lee, Amy Congdon 2019-12-31
10370504 Method for making a biofabricated material containing collagen fibrils Brendan Patrick Purcell, Francoise Suzanne Marga, Susan J. Schofer, Darryl Miles Cassingham, Stephen M. Spinella +1 more 2019-08-06
10370505 Method for making biofabricated composite Brendan Patrick Purcell, Suzanne Lee, Amy Congdon 2019-08-06
10301440 Biofabricated material containing collagen fibrils Brendan Patrick Purcell, Lixin Dai, Darryl Miles Cassingham, Stephen M. Spinella 2019-05-28
9040615 Compositions of polyesters and fibrous clays Thomas M. Herrod, William M. Simmons, Henry Max Schleinitz 2015-05-26
8691894 Preparation of polyamide block copolymers Wilson Tam 2014-04-08
8362106 Decarboxylating block copolymers Kalindi Dogra, Kenneth Gene Moloy, Richard Bauer 2013-01-29
8198355 Nanocomposite compositions of polyamides and sepiolite-type clays 2012-06-12
8063169 Preparation of polyamide block copolymers Wilson Tam 2011-11-22
7635747 Polymerization of cyclic amides using N-heterocyclic carbene and metal amide and metal alkoxide catalysts Wilson Tam 2009-12-22
7622543 Polymerization of macrocyclic polyester oligomers using N-heterocyclic carbene catalysts Wilson Tam 2009-11-24
7557157 Polymerization of macrocyclic polyester oligomers at elevated temperature using rare earth element catalysts 2009-07-07
7550531 Polymerization of macrocyclic polyester oligomers using metal amide and metal alkoxide catalysts Wilson Tam 2009-06-23
7514499 Ring opening polymerization of cyclic amides using N-heterocyclic carbene catalysts Wilson Tam 2009-04-07
7504472 Rapidly crystallizing polycarbonate composition 2009-03-17
7488772 Polymerization of macrocyclic polyester oligomers using N-heterocyclic carbene and metal amide or metal alkoxide catalyst Wilson Tam 2009-02-10
6699941 Block copolymer Dale L. Handlin, Jr., Carl L. Willis 2004-03-02
4621410 Automated machine installation and method 1986-11-11