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Popke Wietsma

Basf Se: 1 patents #8,065 of 13,826Top 60%

Velp, NL: #24 of 55 inventorsTop 45%

Overall (All Time): #2,312,834 of 4,157,543Top 60%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5166269	Heat sealable PVC blends	Joy Stam	1992-11-24
4657943	Thickeners	—	1987-04-14