RG

Rudolf Johannes Mathilda Groenen

Shell Oil Compny: 1 patents #2,223 of 4,423Top 55%
📍 Arnhem, NL: #89 of 333 inventorsTop 30%
Overall (All Time): #2,124,580 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7758673 Process for removing carbon dioxide from gas mixtures Theodorus Johannes Brok, Jeanine Marie Klinkenbijl, Mariette Catharina Knaap 2010-07-20
5514263 Process for the recovery of metallic lead from battery paste Johannus B. J. Spijkerman 1996-05-07