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USPTO Patent Rankings Data through Dec 31, 2025
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Arvo Kulo — 2 Patents

UNUnknown: 3 patents #7,366 of 83,584Top 9%
Espoo, FI: #1,243 of 3,227 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Arvo Kulo has been granted 2 US patents while listed as an inventor at Unknown. The first was granted in 1988 and the most recent in July 1993. Arvo Kulo ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Arvo Kulo in Espoo, FI.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5227355 Stereospecific catalyst system intended for the polymerization of olefins Jukka Seppala, Mika Harkonen 1993-07-13
4756971 Surface treatment agents and polymers comprising substituted phenyl silanes and siloxanes Jorma Virtanen, Paavo Kinnunen 1988-07-12