LH

Leif Hjørnevik

NA Norsk Hydro Asa: 1 patents #182 of 584Top 35%
YA Yara International Asa: 1 patents #53 of 134Top 40%
📍 Skien, NO: #33 of 110 inventorsTop 30%
Overall (All Time): #2,174,624 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7135439 Free-flowing products comprising potassium formate Ivar Johansen 2006-11-14
6753031 Aqueous preservative Ingvar Selmer-Olsen, Freddy Johnsen 2004-06-22