Company Badge
USPTO Data Jan 1 1976 - Oct 20 2026
1 Patents
#88 in Stavanger
#1,214 in Norway
Petroleum Technology Company
Forward Citations = 0
4 inventors:
Petroleum Technology Company
Calculating rank
% Expired Patents = 100.0
Forward Citations = 0
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4 inventors (with patents filed for the assignee):
Kristian Harestad (1 out of 12 patents)
Magnar Tveiten (1 out of 11 patents)
David Hutchinson (1 out of 1 patent)
4. Egil Josefsen (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Petroleum Technology Company. Retrieved from https://idiyas.com/company/petroleum-technology-company
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]