MN

Markku Niemi

📍 Kangasala, FI: #2 of 4 inventorsTop 50%
Overall (1997): #108,182 of 185,788Top 60%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5684183 Method for preparing 4-alkyl-2-hydroxy-3,5-dichlorobenzene sulphonic acids Ari Lokio, Elias Suokas 1997-11-04