JJ

Jan de Jong

GB Gebr. Kolster B.V.: 12 patents #2 of 5Top 40%
KB Kolster Holding B.V.: 7 patents #3 of 5Top 60%
KB Kolster Beheer B.V.: 5 patents #3 of 4Top 75%
AN Akzo N.V.: 2 patents #175 of 803Top 25%
SB Sigma Coatings B.V.: 1 patents #4 of 16Top 25%
📍 Blaricum, NL: #1 of 26 inventorsTop 4%
Overall (All Time): #129,545 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
PP13204 Symphoricarpos plant named ‘Kolcharm’ 2002-11-12
5139990 Process for the preparation of a resulfided catalyst Ludwig Eisenhuth, Johannes W. F. M. Schoonhoven, Antonius Johannes van Hengstum 1992-08-18
4805371 Building structures Johan VAN WYK 1989-02-21
4519897 Fluid cracking process using sepiolite-containing catalyst composition 1985-05-28