JK

Jeffrey John Kolstad

CI Cargill, Incorporated: 61 patents #1 of 917Top 1%
FV Furanix Technologies B, V.: 11 patents #2 of 50Top 4%
AM Amoco: 8 patents #89 of 1,251Top 8%
SC Synvina C.V.: 3 patents #7 of 35Top 20%
NA Natureworks: 2 patents #9 of 43Top 25%
RF Roquette Freres: 1 patents #166 of 369Top 45%
📍 Amsterdam, MN: #1 of 1 inventorsTop 100%
Overall (All Time): #19,110 of 4,157,543Top 1%
87
Patents All Time

Issued Patents All Time

Showing 1–25 of 87 patents

Patent #TitleCo-InventorsDate
12371411 Water and thermal treatment of purified 2,5-furandicarboxylic acid Ana Sofia Vagueiro De Sousa Dias, Johannes Maria Franciscus Sijben, Ana Rita Martins Guerreiro Rocha Almeida, Ines Dacil Gonzalez Jimenez 2025-07-29
12365660 Organic acid and thermal treatment of purified 2,5-furandicarboxylic acid Ana Sofia Vagueiro De Sousa Dias, Johannes Maria Franciscus Sijben, Ana Rita Martins Guerreiro Rocha Almeida, Ines Dacil Gonzalez Jimenez 2025-07-22
12281090 Process for producing 2,5-furandicarboxylic acid from ethers of 5-hydroxymethylfurfural Hendrikus Jacob Baars, Jan Hendrik Blank, Ana Sofia Vagueiro De Sousa Dias 2025-04-22
11780150 Oriented film comprising poly(ethylene-2,5-furandicarboxylate) Jesper Gabriël van Berkel 2023-10-10
11305910 Multilayer container comprising a polyethylene furanoate layer Jesper Gabriël van Berkel 2022-04-19
10974439 Process for producing an oriented film comprising poly(ethylene-2,5-furandicarboxylate) Jesper Gabriël van Berkel 2021-04-13
10655151 Process for fermenting sugars containing oligomeric saccharides Daniel R. Beacom, David Hiram Reeder, Brian J. Rush 2020-05-19
10351973 Process for the preparation of a fiber, a fiber and a yarn made from such a fiber Gerardus Johannes Maria Gruter 2019-07-16
10316140 Polyesters comprising 2,5-furandicarboxylate and saturated diol units having a high glass transition temperature Laszlo Sipos, Gerardus Johannes Maria Gruter, Gabriel DEGAND, Nicolas Jacquel, René SAINT-LOUP +2 more 2019-06-11
10072119 Process for enhancing the molecular weight of a polyester Gerardus Johannes Maria Gruter, Matheus Adrianus Dam, Jesper Gabriël van Berkel, Robert Joseph Schiavone, Marion L. Andrews 2018-09-11
10030097 Polyester-containing object made from melt-processing poly(ethylene-2,5-furandicarboxylate) Laszlo Sipos, Gerardus Johannes Maria Gruter, Matheus Adrianus Dam 2018-07-24
9908968 Polyester and method for preparing such a polyester Bing Wang, Robert Joseph Schiavone, Marion L. Andrews, Jesper Gabriël van Berkel, Edward E. Paschke 2018-03-06
9890242 Polyester and method for preparing such a polyester Gerardus Johannes Maria Gruter, Matheus Adrianus Dam, Bing Wang, Robert Joseph Schiavone, Marion L. Andrews +2 more 2018-02-13
9840582 Method for preparing a polyester under specific esterification conditions Matheus Adrianus Dam, Bing Wang, Robert Joseph Schiavone, Marion L. Andrews, Edward E. Paschke 2017-12-12
9714438 Process for fermenting sugars containing oligomeric saccharides Daniel R. Beacom, David Hiram Reeder, Brian J. Rush 2017-07-25
9527954 Process for preparing a polymer product having a 2,5-furandicarboxylate moiety within the polymer backbone to be used in bottle, film or fibre applications Laszlo Sipos, Gerardus Johannes Maria Gruter, Matheus Adrianus Dam 2016-12-27
9328364 Process for fermenting sugars containing oligomeric saccharides Daniel R. Beacom, David Hiram Reeder, Brian J. Rush 2016-05-03
8377353 Process of making conjugate fibers Robert A. Green, Chad Henry Kamann, Christopher M. Ryan 2013-02-19
8182725 Methods for making polylactic acid stereocomplex fibers Robert A. Green, Chad Henry Kamann 2012-05-22
7700332 Methods for the synthesis of lactic acid using crabtree-negative yeast transformed with the lactate dehydrogenase gene Vineet Rajgarhia, Vassily Hatzimanikatis, Stacey Olson, Ting Liu Carlson, John N. Starr +1 more 2010-04-20
7229805 Methods for the synthesis of lactic acid using crabtree-negative yeast transformed with the lactate dehydrogenase gene Vineet Rajgarhia, Vassily Hatzimanikatis, Stacey Olson, Ting Liu Carlson, John N. Starr +1 more 2007-06-12
7144977 Lactic acid processing; methods; arrangements; and, products Aharon Eyal, John N. Starr, Rod Fisher, Betty Hazan, Riki Canari +3 more 2006-12-05
7019170 Process for the recovery of lactic acid by contacting aqueous solutions containing the same with a basic organic extractant Aharon Eyal, Patrick R. Gruber, Rod Fisher 2006-03-28
6534679 Lactic acid processing; methods; arrangements; and, products Aharon Eyal, John N. Starr, Rod Fisher, Betty Hazan, Riki Canari +2 more 2003-03-18
6495631 Impact modified melt-stable lactide polymer compositions and processes for manufacture thereof Jed Richard Randall, Christopher M. Ryan, James Lunt, Mark Henry Hartman, Eric Stanley Hall +1 more 2002-12-17