PP

Pekka Perällä

KO Kone: 1 patents #351 of 633Top 60%
Overall (All Time): #3,367,121 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7434666 Method and system for measuring the stopping accuracy of an elevator car Tapio Tyni 2008-10-14