Juankoski, Finland

Merja Hakkarainen

This inventor holds 2 USPTO granted patents. Top assignee: Tamfelt Oy Ab. Active years: 1991.


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1991

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2 patents (USPTO):Explore Patents
Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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