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USPTO Data Jan 1 1976 - Oct 20 2026
1 Patents
#344 in Helsinki
#1,505 in Finland
Oy Extracta Ltd.
Forward Citations = 5
5 inventors:
Oy Extracta Ltd.
Forward Citations = 5
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5 inventors (with patents filed for the assignee):
Hakon Westermarck (1 out of 1 patent)
Tuomas Walter Westermarck (1 out of 1 patent)
Pentti Hietala (1 out of 5 patents)
4. Maire Jaarma (1 out of 1 patent)
5. Juha H Apajalahti (1 out of 7 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Oy Extracta Ltd.. Retrieved from https://idiyas.com/company/oy-extracta
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]