IS

Ingvar Selmer-Olsen

NA Norsk Hydro Asa: 1 patents #182 of 584Top 35%
📍 Rakkestad, NO: #4 of 8 inventorsTop 50%
Overall (All Time): #3,482,502 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6753031 Aqueous preservative Leif Hjørnevik, Freddy Johnsen 2004-06-22