EM

Erik Leonard Middelhoek

AN Akzo Nobel N.V.: 2 patents #357 of 1,625Top 25%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Arnhem, NL: #59 of 333 inventorsTop 20%
Overall (All Time): #1,638,403 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5776354 Use of a porous, particulate material in a packed filter bed for liquid/gas and/or liquid/liquid separation Abele Broer van der Meer, Elwin Schomaker, Johannes Bos 1998-07-07
5750030 Use of synthetic granulate or powder for the removal of liquid, gaseous and/or dissolved constituents from a process stream Elwin Schomaker, Johannes Bos 1998-05-12
5738791 Extraction of metal ions from an aqueous solution Elwin Schomaker, Abele Broer van der Meer, Johannes Bos 1998-04-14