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USPTO Data Jan 1 1976 - Oct 20 2026
2 Patents
#2 in Skien
#747 in Norway
Efd Induction A.s.
Forward Citations = 15
5 inventors:
Efd Induction A.s.
Calculating rank
% Expired Patents = 50.0
EPO Patents = 1
Forward Citations = 15
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5 inventors (with patents filed for the assignee):
Pekka Höyssä (1 out of 2 patents)
Leif Markegård (1 out of 1 patent)
Lars Andersson (1 out of 1 patent)
4. Risto Säynäväjärvi (1 out of 1 patent)
5. Frode Kleveland (1 out of 1 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Efd Induction A.s.. Retrieved from https://idiyas.com/company/efd-induction-a-s
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]
1 patent (EPO):
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]