Inventor · disambiguated record
Stefan Federhen
Also filed as: FEDERHEN STEFAN
4 granted patents·2 pending applications·27 citations·filing 1995–2023
69Inventor score
Top patents by PatentIndex Score
6 records- 0156US11642625B2Method for scrubbing exhaust gas from CO2 and/or SOxHCONNECT 2 GMBH·Filed 2020·Granted May 9, 2023·0 cites·23 claims
- 0255US11753340B2Process and device for carbonating concrete waste and/or sequestering CO2HCONNECT 2 GMBH·Filed 2020·Granted Sep 12, 2023·0 cites·23 claims
- 0354US5620673AProcess and apparatus for separating polycyclic and polyhalogenated hydrocarbons from exhaust gas of a sintering processMETALLGESELLSCHAFT AG·Filed 1995·Granted Apr 15, 1997·22 cites·6 claims
- 0436US2025353788A1Method for manufacturing cement clinker and cement plantHSUSTAINABILITY GMBH·Filed 2023·Application pending·0 cites
- 0535US2018050303A1Treatment of exhaust gases from cement clinker productionHEIDELBERGCEMENT AG·Filed 2016·Application pending·0 cites
- 0630US5827484AProcess and apparatus for separating polycyclic and polyhalogenated hydrocarbons from exhaust gas of a sintering processMETALLGESELLSCHAFT AG·Filed 1996·Granted Oct 27, 1998·5 cites·5 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →