Inventor · disambiguated record
Ulrich Annen
Also filed as: ANNEN ULRICH
10 granted patents·32 citations·filing 1995–2013
84Inventor score
Top patents by PatentIndex Score
10 records- 0183US8187345B2Mixture from polar oil-soluble nitrogen compounds and acid amides as paraffin dispersant for fuelsEISENBEIS ANSGAR·Filed 2007·Granted May 29, 2012·9 cites·20 claims
- 0263US8399608B2Process for the preparation of polyether alcohols from unsaturated starters having active hydrogen atomsGROSCH GEORG HEINRICH·Filed 2007·Granted Mar 19, 2013·1 cites·20 claims
- 0357US7494966B2Alkoxylates that are stable in alkalisBASF AG·Filed 2004·Granted Feb 24, 2009·2 cites·20 claims
- 0454US8507613B2Process for the alkoxylation of amino group containing polymersBOECKH DIETER·Filed 2008·Granted Aug 13, 2013·0 cites·19 claims
- 0547US9657137B2Process for preparing a macromonomerBASF SE·Filed 2013·Granted May 23, 2017·0 cites·18 claims
- 0645US6235218B1Process for preparing N-alkyl ammonium acetonitrile compoundsCLOROX CO·Filed 1999·Granted May 22, 2001·9 cites·9 claims
- 0742US6300430B1Method for copolymerizing ethylene with vinyl carboxylatesBASF AG·Filed 1998·Granted Oct 9, 2001·8 cites·7 claims
- 0840US6764613B2N-alkyl ammonium acetonitrile salts, methods therefor and compositions therewithMID AMERICA COMMERCIALIZATION·Filed 2001·Granted Jul 20, 2004·0 cites·36 claims
- 0940US5763639AProcess for producing quarternary glycine nitrilesBASF AG·Filed 1995·Granted Jun 9, 1998·2 cites·4 claims
- 1036US5763643APreparation of alkyl esters of (meth)acrylic acidBASF AG·Filed 1996·Granted Jun 9, 1998·1 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →