NV

Nina Virolainen

DO Ductor Oy: 3 patents #2 of 15Top 15%
📍 Helsinki, FI: #1,108 of 3,940 inventorsTop 30%
Overall (All Time): #1,493,832 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9809795 Extraction of nitrogen from organic materials through ammonification by mixed bacterial populations Ilona Oksanen, Susanna Kääriäinen, Kerttu Koskenniemi, Saara Hernesniemi 2017-11-07
9670508 Biogas process with nutrient recovery Ari Ketola, Kerttu Koskenniemi, Minna Lahtinen, Jarkko Nummela, Ilkka Virkajärvi 2017-06-06
9090914 Extraction of nitrogen from organic materials through ammonification by mixed bacterial populations Ilona Oksanen, Susanna Kääriäinen, Kerttu Koskenniemi, Saara Hernesniemi 2015-07-28