GW

Geert-Jan Witkamp

TD Technische Universiteit Delft: 6 patents #4 of 311Top 2%
PB Purac Biochem Bv: 2 patents #54 of 186Top 30%
UL Universiteit Leiden: 2 patents #14 of 101Top 15%
FB Feyecon Development & Implementation B.V.: 2 patents #2 of 10Top 20%
KO Kemira Oyj: 1 patents #176 of 376Top 50%
KO Kemira Growhow Oyj: 1 patents #4 of 19Top 25%
CB Campina B.V.: 1 patents #1 of 18Top 6%
📍 Bergschenhoek, NL: #3 of 45 inventorsTop 7%
Overall (All Time): #342,792 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
11834355 Method and system for phosphate recovery from a stream Philipp Karl Wilfert, Leendert Date Korving, Peter Carlo Rem, Marinus Cornelis Maria Van Loosdrecht, Achim Lulian Dugulan +2 more 2023-12-05
10865334 Process for extracting materials from biological material Jacob van Spronsen, Frank Hollman, Young Hae Choi, Robert Verpoorte 2020-12-15
9938547 Process for the preparation of 2,5-furandicarboxylic acid Jacob van Spronsen, Bart de Graaff 2018-04-10
9441146 Process for extracting materials from biological material Jacob van Spronsen, Frank Hollman, Young Hae Choi, Robert Verpoorte 2016-09-13
9371242 Treatment of aqueous solutions Jacob van Spronsen 2016-06-21
7938865 Method of dyeing a substrate with a reactive dyestuff in supercritical or near supercritical carbon dioxide Maria Vanesa Fernandez Cid, Kathryn Nicole Teesink-Gerstner, Wilhelmus Johannes Theodorus Veugelers, Geert Feye Woerlee 2011-05-10
7777012 Method of preparing a protein aggregate and a pharmaceutical preparation Marijana Golubovic, Marcel Ottens, Lucas Antonius Maria Van Der Wielen 2010-08-17
7731763 Method of dyeing a substrate with a reactive dyestuff in supercritical or near supercritical carbon dioxide Maria Vanesa Fernandez Cid, Geert Feye Woerlee, Wilhelmus Johannes Theodorus Veugelers 2010-06-08
7127913 Crystallisation of materials from aqueous solutions Johannes Pieter Vrijenhoef, Johannes de Graauw, Frank van der Ham 2006-10-31
6747173 Method for the preparation of lactic acid and calcium sulphate dihydrate Markus Gerkema, Aldwin Korevaar, Damien Michel Andre Camelot, Jan Van Breugel, Agusti CerdàBaro 2004-06-08
6632966 Method for the preparation of lactic acid and calcium sulphate dihydrate Markus Gerkema, Aldwin Korevaar, Damien Michel Andre Camelot, Jan Van Breugel, Agusti Cerdà Baro 2003-10-14
6558717 Method for the sequential precipitation of casein and calcium phosphate from a milk source Clemens Johannes Willibrordus Köllmann, Gerard Willem Hofland, Lucas Antonius Maria Van Der Wielen 2003-05-06
6514475 Process for the production of sodium carbonate anhydrate Harald Oosterhof, Gerda Maria Van Rosmalen, Johannes de Graauw 2003-02-04
6334989 Production of water-free soda Johannes Albertus Maria Meijer, Robert Geertman, Harald Oosterhof, Gerda Maria Van Rosmalen 2002-01-01