Porsgrunn, NO All Time

498 patents  ·  184 inventors

Ranked #6,000 of 111,555 cities Top 6%

Showing 1–50 of 184 inventors

Rank Inventor Primary Company Patents
1 Jon Amund Eriksen Gemvax As 18
1 Vidar Mathiesen Statoil Petroleum As 18
3 Stanley Lohne Abb Schweiz Ag 14
3 Bjarne Omdal Norsk Hydro Asa 14
#5 Per Eivind Gramme Norsk Hydro Asa 12
#6 Ole Jan Myhre — 10
#6 Tom-Rune Bjortuft Abb Technology Ag 10
#8 Rolf O. Larsen Norsk Hydro Asa 9
#8 Bernt Borretzen Norsk Hydro Asa 9
#8 Olav Thorstad Pronova Biopharma Norge As 9
#11 Mona Møller Gemvax As 8
#11 Olaf Strand Norsk Hydro Asa 8
#11 Eirik Myklebust Norsk Hydro Asa 8
#11 Svend Tarald Kibsgaard Equinor Energy As 8
#15 Svein Eggen — 7
#16 Marit Liland Sandvold Norsk Hydro Asa 6
#16 Magne Saxegaard Abb Schweiz Ag 6
#16 Leif Dag Henriksen — 6
#16 Lene Amundsen Statoil Petroleum As 6
#20 Vidar Almquist — 5
#20 Bernt B.o slashed.rretzen Norsk Hydro Asa 5
#20 Birger Langseth Norsk Hydro Asa 5
#20 John-Anders Tveten Abb Technology Ag 5
#20 Katrin Nord-Varhaug — 5
#20 Alexandre Jose Leonardo Teixeira Rec Solar Pte. 5
#20 Sang Baek Shin LG 5
#27 Anders Juel Norsk Hydro Asa 4
#27 Glor T. Mejdell Norsk Hydro Asa 4
#27 Ketil Pettersen Equinor Energy As 4
#27 Per Brynildsen — 4
#27 Dag Øvrebø Yara International Asa 4
#27 Michael Ian Budd Norsk Hydro Asa 4
#27 Olav Kjohl Norsk Hydro Asa 4
#27 Haavard T. Gjestland Norsk Hydro Asa 4
#27 Erik C. Nygaard Norsk Hydro Asa 4
#27 Terje Fuglerud Norsk Hydro Asa 4
#27 Alexey Pavlov Statoil Petroleum As 4
#27 Tor Bruun Norsk Hydro Asa 4
#27 Anne Britt Bjåland — 4
#27 Peder R. Solheim Norsk Hydro Asa 4
#27 Jorunn Nilsen — 4
#42 Martin Kristoffersen Abb Schweiz Ag 3
#42 Jan B. Ronhaug Norsk Hydro Asa 3
#42 Kevin Dring Norsk Titanium As 3
#42 Roy Morten Brenna My Virtual Reality Software As 3
#42 Leiv B. Ognedal Norsk Hydro Asa 3
#42 Odd F. Rasmussen Norsk Hydro Asa 3
#42 David M. Brackenbury Yara International Asa 3
#42 Finn Beckmann Schlumberger Norge As 3
#42 Jan Thore Naess Schlumberger Norge As 3