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Heli Virkki

KO Kemira Oyj: 1 patents #176 of 376Top 50%
📍 Helsinki, FI: #2,126 of 3,940 inventorsTop 55%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8066846 Composition and process for the treatment of fibre material Aarto Paren, Jukka Jakara, Jukka Rautiainen, Reijo Aksela, Ilkka Renvall +4 more 2011-11-29