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Silvikkala, Finland

Oy Polyrec Ab

USPTO Granted Patents = 2

Forward Citations = 12

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1 inventor (with patents filed for the assignee):

Erik Uppstu (2 out of 4 patents)

2 patents: Sort by Forward Citations

1. 7069866 - System for controlling the flow pattern of a recovery boiler (2006-07-04),

2. 5724895 - Device for distribution of oxygen-containing gas in a furnace (1998-03-10),

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USPTO Data Jan 1 1976 - Jan 13 2026

2 Patents

#1 in Silvikkala

#1,004 in Finland

Silvikkala, Finland

Oy Polyrec Ab

Forward Citations = 12

1 inventor:

Erik Uppstu (2 out of 4 patents)

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