PH

Pertti Helevirta

IN Inion: 1 patents #1 of 7Top 15%
📍 Pirkkala, FI: #1 of 4 inventorsTop 25%
Overall (2003): #142,627 of 273,478Top 55%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6607548 Resorbable polymer compositions Timo Pohjonen, Harri Happonen, Auvo Kaikkonen, Jan Nieuwenhuis, Piet E. Haers +1 more 2003-08-19