FG

Franciscus C. Groenland

Shell Oil Compny: 2 patents #1,477 of 4,423Top 35%
Overall (All Time): #2,309,424 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5115009 Polyketone polymer compositions containing a polar ester or amine lubricating compound Edgar J. Smutny, William P. Gergen, Antonius A. Broekhuis, Johan M. Beijen 1992-05-19
4994513 Polyketone copolymer composition comprising amide or aluminum compound Johannes L. M. Syrier, Dirk A. Borger, Johan M. Beyen, Antonius A. Broekhuis 1991-02-19