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Petroleum Technology Company As
Rank (2021):
#14789
of 31,507
Top 50%
3 inventors
2
Patents 2021
Top Inventors at Petroleum Technology Company As
2021
Showing 1–3 of 3 inventors
Rank
Name
Patents
1
Erling Kleppa
1
1
Michal Gumos
1
1
Ole Sevheim
1