Inventor · disambiguated record
Gerd Sonnenberg
Also filed as: SONNENBERG GERD
5 granted patents·71 citations·filing 1992–2006
79Inventor score
Top patents by PatentIndex Score
5 records- 0188US7259257B2Process for producing particulate, water-soluble cellulose derivatives using a superheated gas mixture containing steamWOLFF WALSRODE AG·Filed 2001·Granted Aug 21, 2007·34 cites·8 claims
- 0275US8197699B2Process for preparing methylhydroxyalkylcellulose having a small number of coloured particlesKOWOLLIK MARTIN·Filed 2006·Granted Jun 12, 2012·5 cites·6 claims
- 0370US6880772B2Process and apparatus for combined milling and dryingWOLFF WALSRODE AG·Filed 2002·Granted Apr 19, 2005·15 cites·10 claims
- 0462US5360902AProcess for producing methyl hydroxyalkyl cellulose ethersWOLFF WALSRODE AG·Filed 1992·Granted Nov 1, 1994·17 cites·9 claims
- 0533US6667395B2Process and apparatus for the industrial preparation of methylhydroxyalkylcelluloseWOLFF CELLULOSICS GMBH & CO KG·Filed 2002·Granted Dec 23, 2003·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →