Inventor · disambiguated record
Harald Laas
Also filed as: LAAS HARALD
15 granted patents·3 pending applications·99 citations·filing 1979–2008
92Inventor score
Top patents by PatentIndex Score
18 records- 0176US6554965B1Rectification column for isolating pure substances from high boiling air-and/or temperature sensitive substancesBASF AG·Filed 1999·Granted Apr 29, 2003·15 cites·9 claims
- 0272US4538009APreparation of substituted phenolsBASF AG·Filed 1984·Granted Aug 27, 1985·10 cites·14 claims
- 0368US4301084AProcess for the preparation of carboxylic acid esters of β-formyl-crotyl alcohol by an allyl rearrangementBASF AG·Filed 1979·Granted Nov 17, 1981·7 cites·3 claims
- 0460US5950454ACloth or cloth-like packing which is subject to low pressure losses and has an ordered structure for use in material-exchange columns and rectification method using such packingBASF AG·Filed 1996·Granted Sep 14, 1999·22 cites·10 claims
- 0553US2009043121A1Method for producing vitamin a acetateBASF AG·Filed 2008·Application pending·0 cites
- 0651US6111117AProcess for isolation of pure substances from mixtures of high-boiling air and/or temperature-sensitive substances which require a high separation efficiency by rectification under medium vacuum, and columns suitable for this processBASF AG·Filed 1996·Granted Aug 29, 2000·16 cites·18 claims
- 0750US4240963APreparation of indoleninesBASF AG·Filed 1979·Granted Dec 23, 1980·2 cites·9 claims
- 0849US4255333APreparation of indoleninesBASF AG·Filed 1979·Granted Mar 10, 1981·2 cites·8 claims
- 0948US7547807B2Method for producing phosphonium saltsBASF SE·Filed 2004·Granted Jun 16, 2009·1 cites·17 claims
- 1046US6784303B2Method for continuously acylating chromanol ester derivativesBASF AG·Filed 2001·Granted Aug 31, 2004·2 cites·13 claims
- 1146US6005122APreparation of α-tocopherol or α-tocopheryl acetate by reacting trimethylhydroquinone and phytol or isophytol, with recycling of the zinc halide condensation catalystBASF AG·Filed 1997·Granted Dec 21, 1999·11 cites·12 claims
- 1245US6365758B1Preparation of tocopheral carboxylates or tocotrienyl esters by acid-catalyzed reaction with carboxylic acidsBASF AG·Filed 1998·Granted Apr 2, 2002·4 cites·11 claims
- 1345US4562277AProcess for the preparation of a bis-salicylidene-alkylene-diaminocobaltous ion complexBASF AG·Filed 1984·Granted Dec 31, 1985·2 cites·2 claims
- 1444US2007082950A1Method for producing vitamin a acetateBASF AG·Filed 2004·Application pending·0 cites
- 1543US5041572APreparation of 2,3,5-trimethyl-p-benzoquinoneBASF AG·Filed 1990·Granted Aug 20, 1991·3 cites·8 claims
- 1636US2004182692A1Method for treating a product stream containing vitamin e acetateFiled 2002·Application pending·0 cites
- 1734US4600799APreparation of trimethylhydroquinoneBASF AG·Filed 1985·Granted Jul 15, 1986·1 cites·8 claims
- 1832US4820874AIncreasing the yield of 2.5.6-trimethylcyclohex-2-en-1-oneBASF AG·Filed 1987·Granted Apr 11, 1989·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →