DS

Dirk P. Spek

SB Stahl International B.V.: 1 patents #11 of 29Top 40%
📍 Waalwijk, NL: #14 of 67 inventorsTop 25%
Overall (All Time): #1,598,911 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6893683 Process for the preparation of a coating, a coated substrate, an adhesive, a film or sheet Laurentius Cornelius Josephus Hesselmans 2005-05-17
4886702 Process for the preparation of a coagulated material Leonardus A. van der Heyden 1989-12-12
4833173 Coagulated materials Leonardus A. van der Heyden 1989-05-23