DB

Dusan Berek

📍 Ružinov, SK: #9 of 74 inventorsTop 15%
Overall (All Time): #2,362,121 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4382070 Process for producing xerogel of silicic acid with high volume of pores Ivan Novak 1983-05-03
4255286 Process of preparing spherical microparticles Ivan Novak 1981-03-10