Inventor · disambiguated record
Friedrich Wirsing
Also filed as: WIRSING FRIEDRICH
5 granted patents·3 pending applications·45 citations·filing 1992–2009
78Inventor score
Top patents by PatentIndex Score
8 records- 0194US7671234B2Method for producing methylglycine-N,N-diethanoic acid-trialkali metal salts with a low by-product contentBASF AG·Filed 2006·Granted Mar 2, 2010·21 cites·8 claims
- 0282US8455682B2Method for the production of aminodicarboxylic acid-N,N-diacetic acidsOFTRING ALFRED·Filed 2009·Granted Jun 4, 2013·5 cites·18 claims
- 0358US6861548B2Continuous process for the cyanoalkylation of compounds having one or more NH functionsBASF AG·Filed 2002·Granted Mar 1, 2005·3 cites·30 claims
- 0449US6509012B1Aqueous cationic tenside preparations, method for the production and use thereofBASF AG·Filed 1998·Granted Jan 21, 2003·14 cites·8 claims
- 0543US2002052433A1Wetting agent comprising sulfonated dicarboxylic estersBASF AG·Filed 2001·Application pending·0 cites
- 0642US2002087024A1Continuous process for the cyanoalkylation of compounds having one or more NH functionsBASF AG·Filed 2001·Application pending·0 cites
- 0739US5210187ADouble attachment reactive dyes having alkyl- or alkenylsulfonyl and alkyl- or alkenylsulfonylalkyl groupsBASF AG·Filed 1992·Granted May 11, 1993·2 cites·4 claims
- 0829US2002139958A1Wetting agent compristing sulfonated dicarboxylic estersFiled 1999·Application pending·0 cites
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