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USPTO Data Jan 1 1976 - Oct 27 2026
1 Patents
#113 in Tampere
#1,505 in Finland
Tamfelt Filtration Oy
Forward Citations = 0
4 inventors:
Tamfelt Filtration Oy
Calculating rank
Forward Citations = 0
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4 inventors (with patents filed for the assignee):
Eino Sorri (1 out of 2 patents)
Antti Makinen (1 out of 1 patent)
Heikki Rehakka (1 out of 3 patents)
4. Aimo Rautanen (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tamfelt Filtration Oy. Retrieved from https://idiyas.com/company/tamfelt-filtration-oy
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]