Inventor · disambiguated record
Stefan Köllen
Also filed as: KOELLEN STEFAN
2 granted patents·6 citations·filing 2002–2002
51Inventor score
Files withKLOECKNER HUMBOLDT WEDAG2
Top patents by PatentIndex Score
2 records- 0150US6875267B2Process and device for feeding dispersible solid fuels into the calcinator of a cement clinker production lineKLOECKNER HUMBOLDT WEDAG·Filed 2002·Granted Apr 5, 2005·3 cites·10 claims
- 0244US6666680B2Multi-train installation for the production of cement clinker from raw mealKLOECKNER HUMBOLDT WEDAG·Filed 2002·Granted Dec 23, 2003·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →