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For the Inventor, By the Inventor

OYJ, Finland

Metsa-Serla

USPTO Granted Patents = 3

Forward Citations = 72

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2 inventors (with patents filed for the assignee):

goldMedal Petri Silenius (3 out of 11 patents)

silverMedal Markku Leskela (2 out of 3 patents)


3 patents:

1. 6375794 - Filler for use in paper manufacture and procedure for producing a filler (2002-04-23),
2. 6251222 - Filler for use in paper manufacture and procedure for producing a filler (2001-06-26),
3. 6156118 - Filler for use in paper manufacture and method for producing it (2000-12-05),
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USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#1 in OYJ

#796 in Finland

OYJ, FI
OYJ, Finland

Metsa-Serla

Forward Citations = 72

2 inventors:

goldMedal Petri Silenius (3 out of 11 patents)

silverMedal Markku Leskela (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Metsa-Serla. Retrieved from https://idiyas.com/company/metsa-serla

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]
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