Inventor · disambiguated record
Ulrich Meisen
Also filed as: MEISEN ULRICH
23 granted patents·2 pending applications·185 citations·filing 1986–2022
95Inventor score
Top patents by PatentIndex Score
25 records- 0181US6689206B2Process for producing yellow iron oxide pigmentsBAYER AG·Filed 2001·Granted Feb 10, 2004·19 cites·22 claims
- 0276US11634342B2Iron oxide pigments containing AlLANXESS DEUTSCHLAND GMBH·Filed 2022·Granted Apr 25, 2023·0 cites·4 claims
- 0374US6179908B1Iron oxide red pigments, process for the production of iron oxide red pigments and use thereofBAYER AG·Filed 1998·Granted Jan 30, 2001·34 cites·24 claims
- 0471US7387671B2Iron oxide pigmentsLANXESS DEUTSCHLAND GMBH·Filed 2004·Granted Jun 17, 2008·9 cites·26 claims
- 0569US6530987B1Method for producing iron oxide pigments from waste acid resulting from TiO2 productionBAYER AG·Filed 1999·Granted Mar 11, 2003·33 cites·16 claims
- 0666US6508877B2Process for the production of an aluminium-containing iron oxide crystallization nucleusBAYER AG·Filed 2001·Granted Jan 21, 2003·6 cites·11 claims
- 0765US7144455B2Process for preparing yellow iron oxide pigments with CaCo3 precipitantBAYER CHEMICALS AG·Filed 2004·Granted Dec 5, 2006·6 cites·11 claims
- 0861US2021107803A1Iron oxide pigments containing alLANXESS DEUTSCHLAND GMBH·Filed 2018·Application pending·0 cites
- 0958US6280649B1Method of producing precipitated magnetitesBAYER AG·Filed 2000·Granted Aug 28, 2001·4 cites·10 claims
- 1057US6534032B2Process for the production of yellow iron oxideBAYER AG·Filed 2001·Granted Mar 18, 2003·5 cites·14 claims
- 1156US6562533B2Magnetites and their use in producing tonersBAYER AG·Filed 2001·Granted May 13, 2003·3 cites·17 claims
- 1256US6440377B1Method for reprocessing waste acid resulting from TiO2 productionBAYER AG·Filed 1999·Granted Aug 27, 2002·18 cites·17 claims
- 1354US6849196B2Process for the preparation of magnetite particles and their useBAYER AG·Filed 2003·Granted Feb 1, 2005·2 cites·6 claims
- 1448US5916360AProcess for the preparation of iron oxide yellow pigments and the use thereofBAYER AG·Filed 1997·Granted Jun 29, 1999·7 cites·18 claims
- 1547US2004219095A1Process for producing magnetite particlesFiled 2004·Application pending·0 cites
- 1645US6767529B2Process for producing magnetite particlesBAYER AG·Filed 2002·Granted Jul 27, 2004·1 cites·5 claims
- 1745US6416723B1Method for reprocessing waste acid to form gypsum and iron oxideBAYER AG·Filed 1999·Granted Jul 9, 2002·9 cites·20 claims
- 1844US10870743B2Coated pigments for coloring PVCLANXESS DEUTSCHLAND GMBH·Filed 2013·Granted Dec 22, 2020·0 cites·28 claims
- 1944US7425234B2Iron oxide pigmentsLANXESS DEUTSCHLAND GMBH·Filed 2004·Granted Sep 16, 2008·0 cites·23 claims
- 2044US6042642AIron oxide yellow pigments, a method of producing iron oxide yellow pigments and the use thereofBAYER AG·Filed 1998·Granted Mar 28, 2000·10 cites·15 claims
- 2141US6143194AMagnetic iron oxide, process for its production and the use thereofBAYER AG·Filed 1997·Granted Nov 7, 2000·6 cites·3 claims
- 2241US6063180AUse of free-flowing, magnetic iron oxide containing granules with 50 to 73 wt. % iron contentBAYER AG·Filed 1998·Granted May 16, 2000·7 cites·20 claims
- 2339US6806010B2Toner containing magnetite particlesBAYER AG·Filed 2001·Granted Oct 19, 2004·0 cites·1 claims
- 2439US6508290B2Method of preparing an aluminum-containing iron oxide nucleusBAYER AG·Filed 2001·Granted Jan 21, 2003·0 cites·11 claims
- 2539US4773938AFinely divided isometric hexaferrite pigments with a W-structure, processes for their preparation and their useBAYER AG·Filed 1986·Granted Sep 27, 1988·6 cites·11 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →