PP

Pertti Petänen

OA Oy Tampella Ab: 1 patents #52 of 124Top 45%
VO Valmet Oy: 1 patents #49 of 176Top 30%
📍 Tampere, FI: #805 of 2,125 inventorsTop 40%
Overall (All Time): #2,009,001 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9371987 Structure of a super heater Kari Mäkelä, Kari Kuukkanen, Ari Kokko 2016-06-21
5230773 Process for the recovery of heat and chemicals from spent liquor 1993-07-27