JB

Johannus A. M. van Beek

DN Dsm N.V.: 4 patents #68 of 669Top 15%
📍 Eijsden, NL: #56 of 345 inventorsTop 20%
Overall (All Time): #1,284,368 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5990253 Indenyl compounds and catalyst components for the polymerization of olefins Johannes Gerardus De Vries, Henricus Arts, Radjindrakumar Persad, Gerardus van Doremaele 1999-11-23
5777050 Process for polymerizing ethylene in the presence of a catalyst composition Nicolaas Hendrika Friederichs, Rutgerus A. J. Postema, Joseph A. J. Hahnraths 1998-07-07
5646083 Process for the preparation of a bridged metallocene compound as well as a catalyst component and a process for the polymerization of olefins 1997-07-08
5646322 Indenyl compounds and catalyst components for the polymerization of olefins Johannes Gerardus De Vries, Henricus Arts, Radjindrakumar Persad, Gerardus van Doremaele 1997-07-08