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USPTO Data Jan 1 1976 - Oct 27 2026
4 Patents
#5 in Rovaniemi
#646 in Finland
Norrhydro Oy
Forward Citations = 14
9 inventors:
Norrhydro Oy
Calculating rank
EPO Patents = 7
Forward Citations = 14
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9 inventors (with patents filed for the assignee):
Mika Sahlman (2 out of 7 patents)
Ari Sipola (2 out of 2 patents)
Ari Lappalainen (1 out of 2 patents)
4. Jussi Mäkitalo (1 out of 2 patents)
5. Peter Stambro (1 out of 3 patents)
6. Hannu-Pekka S Vihtanen (1 out of 1 patent)
7. Matti O Linjama (1 out of 1 patent)
8. Arto T T Laamanen (1 out of 1 patent)
9. Timo Lehto (1 out of 1 patent)
10. Kim Heybroek (15 patents)
11. Matti Linjama (2 patents)
12. Timo Lehto (1 patent)
13. Arto Laamanen (0 patent)
14. Hannu-Pekka Vihtanen (0 patent)
15. Hannu-Pekka Vihtanen (0 patent)
4 patents:
Company Overview
Norrhydro Oy is a Finnish company specializing in designing and manufacturing hydraulic components and systems for various industries such as forestry, agriculture, marine, and mobile machinery. With over 30 years of experience, Norrhydro is known for its high-quality products and reliable service.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Norrhydro Oy. Retrieved from https://idiyas.com/company/norrhydro-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]
7 patents (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]