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USPTO Patent Rankings Data through Dec 31, 2025
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Oslo, NO All Time

8,455 patents  ·  2,623 inventors

Ranked #374 of 112,640 cities Top 1%

Oslo, NO ranks #374 worldwide for total patents filed all time, with 8,455 patents from 2,623 inventors. Leading employers of inventors based in Oslo, NO include Oracle, Nycomed Imaging As, Optinose As.

Showing 1–50 of 2,623 inventors

Rank Inventor Primary Company Patents
1 Bjørn Dag Johnsen Oracle 233
2 Jo Klaveness Nycomed Imaging As 120
3 Per Gisle Djupesland Optinose As 78
#4 Wilfred Edwin Booij Sonitor Technologies As 67
#5 Peter Opsvik Peter Opsvik As 61
#6 Pal Rongved Amersham Health As 59
#7 Stian Hegna Pgs Geophysical As 52
#8 Nicolas Goujon Westerngeco L.L.C. 48
#9 Dag Georg Moxnes Oracle 45
#10 Ernst Gunnar Gran Oracle 41
#11 Kjell Kristoffersen GE 40
#12 Ivar M. Dahl Uop 39
#12 Ib-Rune Johansen Sinvent As 39
#14 Arne Karlsson Uop 38
#14 Kenneth E. Welker Westerngeco L.L.C. 38
#14 Morten Eriksen Volusense As 38
#17 Espen Voll Muuto 34
#18 Ola Tørudbakken Oracle 32
#19 Erik Solhjell Tandberg Data Asa 31
#20 Feroz Zahid Oracle 30
#20 Per Torstein Roine Texas Instruments 30
#20 Walter Söllner Pgs Geophysical As 30
#20 Rune Holm NVIDIA 30
#24 Peter Fischer Cyclacel Limited 29
#24 Olivier Gerard Philips 29
#24 Bjorn Dag Johnsen Oracle 29
#24 Kristian Tangeland Cisco 29
#28 Kambiz Iranpour Westerngeco L.L.C. 27
#28 Ola Torudbakken Oracle 27
#28 Torbjørn Anderssen Muuto 27
#31 Erling Sundrehagen Axis-Shield As 24
#31 Per Strande Nycomed Imaging As 24
#33 Johan Ludvig Nielsen Cisco 23
#33 Harald Dugstad Nycomed Imaging As 23
#33 Magne Solbakken GE 23
#33 Gisle Bjontegaard Cisco 23
#33 Mattias Oscarsson Pgs Geophysical As 23
#38 Harald Høeg Oracle 22
#38 Olav Ellingsen Thermtech Holding As 22
#38 Helge Grenager Solheim Microsoft 22
#41 Torkel Mellingen Cisco 21
#41 Rune Toennessen Westerngeco L.L.C. 21
#41 Torgrim Engell GE 21
#41 Gustav Gaudernack Gemvax As 21
#45 Rune Wendelbo Uop 20
#45 Roy H. Larsen Sciencons As 20
#45 Anita Kavlie Hoffmann-La Roche 20
#45 Arild Fuldseth Cisco 20
#49 Svein Arne Frivik Westerngeco L.L.C. 19
#50 R. Jan Mowill A/S Kongsberg Vapenfabrikk 18

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