Inventor · disambiguated record
Friedhelm Kamper
Also filed as: KAEMPER FRIEDHELM · KAMPER FRIEDHELM · Kämper Friedhelm
4 granted patents·5 pending applications·28 citations·filing 2002–2008
73Inventor score
Top patents by PatentIndex Score
9 records- 0191US8153838B2Process for producing isocyanatesBULAN ANDREAS·Filed 2008·Granted Apr 10, 2012·11 cites·25 claims
- 0277US6639102B2Process for producing polyisocyanates of the diphenyl methane series having a reduced color valueBAYER AG·Filed 2003·Granted Oct 28, 2003·9 cites·6 claims
- 0367US6720455B2Process for the production of polyisocyanates of the diphenylmethane series with a reduced color valueBAYER AG·Filed 2002·Granted Apr 13, 2004·8 cites·6 claims
- 0451US2007012577A1Process for producing isocyanatesSTARCK H C GMBH·Filed 2006·Application pending·0 cites
- 0546US2007265466A1Process for the coupled production of chlorline and isocyanatesBAYER MATERIALSCIENCE AG·Filed 2007·Application pending·0 cites
- 0644US2007277551A1Processes for separating chlorine from a gas stream containing chlorine, oxygen and carbon dioxideBAYER MATERIALSCIENCE AG·Filed 2007·Application pending·0 cites
- 0743US9447510B2Processes for the production of chlorine from hydrogen chloride and oxygenWEBER RAINER·Filed 2007·Granted Sep 20, 2016·0 cites·12 claims
- 0843US2007269358A1Processes for absorbing chlorine from a gas containing chlorine and carbon dioxideBAYER MATERIALSCIENCE AG·Filed 2007·Application pending·0 cites
- 0937US2004002579A1Process for the preparation of polyisocyanates of the diphenylmethane group having a reduced color valueFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →