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USPTO Patent Rankings Data through Dec 31, 2025
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Kai PRUSTI — 2 Patents

KOKone: 1 patents #388 of 633Top 65%
Helsinki, FI: #1,510 of 3,940 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Kai PRUSTI has been granted 2 US patents while listed as an inventor at Kone. The first was granted in 2024 and the most recent in October 2025. Kai PRUSTI ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Kai PRUSTI in Helsinki, FI.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12448249 Method for constructing elevator and such elevator Aki HAIKONEN, Anssi Venho, Mika IJÄS, Jukka LAITINEN, Tarvo Viita-Aho 2025-10-21
12172869 Elevator and a method of maintaining an elevator Aki HAIKONEN, Anssi Venho, Mika IJÄS 2024-12-24

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