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USPTO Patent Rankings Data through Sept 30, 2025
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Leena Rantanen

Google: 1 patents #14,769 of 22,993Top 65%
Porvoo, FI: #161 of 281 inventorsTop 60%
Overall (All Time): #3,924,138 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4816610 Procedure for manufacturing short-chain linear .alpha.-olefines from ethylene Salme Koskimies, Jouni Kivi, Erkki Halme 1989-03-28