Inventor · disambiguated record
Berndt-Ullrich Kohler
Also filed as: KOEHLER BERNDT-ULLRI · KOEHLER BERNDT-ULLRICH
5 granted patents·32 citations·filing 1993–2004
76Inventor score
Top patents by PatentIndex Score
5 records- 0153US7537749B2Method for processing iron-laden spent sulfuric acidTRONOX PIGMENTS GMBH·Filed 2004·Granted May 26, 2009·3 cites·21 claims
- 0251US5718755APreparation and use of iron oxide black pigment granulesBAYER AG·Filed 1996·Granted Feb 17, 1998·16 cites·10 claims
- 0339US5837051AProcess for the thermal treatment of iron oxides in a circulating fluidized bedBAYER AG·Filed 1995·Granted Nov 17, 1998·10 cites·17 claims
- 0431US6080233ACobalt-containing iron oxide pigments, process for producing the same and magnetic recording medium containing the sameTODA KOGYO CORP·Filed 1994·Granted Jun 27, 2000·3 cites·9 claims
- 0527US5338355AMethod of preparing goethiteBAYER AG·Filed 1993·Granted Aug 16, 1994·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →