RS

Risto Silander

JO Jaako Poyry Oy: 1 patents #3 of 5Top 60%
📍 Helsinki, FI: #1,498 of 3,940 inventorsTop 40%
Overall (All Time): #2,307,166 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5126039 Device for the fractionation of pulp — 1992-06-30
5089086 Process for continuous cooking of cellulose — 1992-02-18