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Aki Kärnä
Oulunsalo
FI
2 patents
3 Patents
US12421885
2025
Exhaust Gas Aftertreatment Mixer
Proventia Oy
0 cites
US12343692
2025
Counter-flow Reactant Mixing for Exhaust Gas Aftertreatment
Proventia Oy
0 cites
US12163456
2024
Exhaust Gas Aftertreatment Mixer
Proventia Oy
0 cites