AK

Ari Ketonen

KO Kone: 1 patents #5 of 25Top 20%
📍 Helsinki, FI: #58 of 237 inventorsTop 25%
Overall (2003): #260,827 of 273,478Top 100%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6539673 Fireproofing for an elevator landing door — 2003-04-01