Inventor · disambiguated record
Olof Wallquist
Also filed as: WALLQUIST OLOF
64 granted patents·10 pending applications·554 citations·filing 1985–2023
99Inventor score
Top patents by PatentIndex Score
74 records- 0194US5271759APigment compositionsCIBA GEIGY CORP·Filed 1992·Granted Dec 21, 1993·56 cites·14 claims
- 0293US12060308B2Use of N-functionalized alkoxy pyrazole compounds as nitrification inhibitorsBASF SE·Filed 2023·Granted Aug 13, 2024·1 cites·15 claims
- 0391US4778899AProcess for the preparation of pyrrolo (3,4-c) pyrrolesCIBA GEIGY CORP·Filed 1987·Granted Oct 18, 1988·28 cites·4 claims
- 0490US5476949AFinely divided highly transparent diketopyrrolopyrrole pigmentsCIBA GEIGY CORP·Filed 1994·Granted Dec 19, 1995·44 cites·22 claims
- 0590US5200528ADiketopyrrolopyrrolesCIBA GEIGY CORP·Filed 1992·Granted Apr 6, 1993·33 cites·5 claims
- 0689US4659775AProcess for the preparation of pyrrolo[3,4-c]pyrroles, and novel pyrrolo[3,4-c]pyrrolesCIBA GEIGY CORP·Filed 1985·Granted Apr 21, 1987·24 cites·8 claims
- 0788US7828858B2Mixture of sulfide dyesCIBA GEIGY CORP·Filed 2006·Granted Nov 9, 2010·6 cites·15 claims
- 0888US7794509B2Tricationic dyesCIBA GEIGY CORP·Filed 2007·Granted Sep 14, 2010·14 cites·26 claims
- 0988US7731761B2Polymeric hair dyesCIBA GEIGY CORP·Filed 2007·Granted Jun 8, 2010·10 cites·25 claims
- 1086US10676408B2Alkynylpyrazoles as nitrification inhibitorsBASF SE·Filed 2015·Granted Jun 9, 2020·5 cites·21 claims
- 1186US7772242B2Merocyanine derivativesCIBA SC HOLDING AG·Filed 2005·Granted Aug 10, 2010·4 cites·27 claims
- 1285US10556844B2Pyrazole compounds as nitrification inhibitorsBASF SE·Filed 2016·Granted Feb 11, 2020·4 cites·30 claims
- 1385US5821373ASolid sloutions of 1,4-diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 1996·Granted Oct 13, 1998·24 cites·6 claims
- 1485US5738719APigment compositions of diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 1997·Granted Apr 14, 1998·27 cites·7 claims
- 1583US11578012B2Use of N-functionalized alkoxy pyrazole compounds as nitrification inhibitorsBASF SE·Filed 2019·Granted Feb 14, 2023·2 cites·15 claims
- 1683US11498885B2Use of pyrazole propargyl ethers as nitrification inhibitorsBASF SE·Filed 2019·Granted Nov 15, 2022·3 cites·12 claims
- 1783US6066202ADiketopyrrolopyrrole compositionsCIBA SC HOLDING AG·Filed 1998·Granted May 23, 2000·23 cites·9 claims
- 1881US7731760B2Oxazine disulfide dyesCIBA GEIGY CORP·Filed 2006·Granted Jun 8, 2010·2 cites·14 claims
- 1981US5973146AProcess for the preparation of aminated diketobis (aryl or heteroaryl)pyrrolopyrroles and the use thereof as photoconductive substancesCIBA SC HOLDING AG·Filed 1993·Granted Oct 26, 1999·17 cites·6 claims
- 2080US5708188AMixed crystals and solid solution of 1,4-diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 1995·Granted Jan 13, 1998·20 cites·7 claims
- 2179US7789916B2Triarylmethane dyesCIBA GEIGY CORP·Filed 2006·Granted Sep 7, 2010·1 cites·17 claims
- 2278US12075780B2Use of alkoxypyrazoles as nitrification inhibitorsBASF SE·Filed 2019·Granted Sep 3, 2024·1 cites·12 claims
- 2378US5380870AMixed crystals of sulfonated diketopyrrolopyrrolesCIBA GEIGY CORP·Filed 1993·Granted Jan 10, 1995·19 cites·7 claims
- 2477US8206464B2Blue polymeric hair dyesCREMER CHRISTIAN·Filed 2009·Granted Jun 26, 2012·1 cites·22 claims
- 2577US8097045B2Polymeric hair dyesMARQUAIS-BIENEWALD SOPHIE·Filed 2009·Granted Jan 17, 2012·1 cites·20 claims
- 2675US7063806B2Fluorescent diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 2002·Granted Jun 20, 2006·6 cites·18 claims
- 2774US5492564ADiketopyrrolopyrrole pigment with high chromaCIBA GEIGY CORP·Filed 1994·Granted Feb 20, 1996·14 cites·11 claims
- 2874US4810802AProcess for the preparation of brominated pyrrolo-[3,4-c]-pyrroles and mixtures thereofCIBA GEIGY CORP·Filed 1987·Granted Mar 7, 1989·11 cites·14 claims
- 2972US9339832B2Spraygun for producing cured coating films and methods of use thereofBASF SE·Filed 2013·Granted May 17, 2016·1 cites·18 claims
- 3070US5693824APreparation of mixed crystals and solid solutions of 1, 4-diketo-pyrrolpyrrolesCIBA SC HOLDING AG·Filed 1996·Granted Dec 2, 1997·19 cites·7 claims
- 3168US5808094APreparation of mixed crystals and solid solutions of 1,4-diketopyrrolopyrrolesCIBA SC HOLDING AG·Filed 1997·Granted Sep 15, 1998·11 cites·11 claims
- 3267US7786313B2Heat-stable diketopyrrolopyrrole pigment mixturesCIBA SC HOLDING AG·Filed 2008·Granted Aug 31, 2010·1 cites·9 claims
- 3366US8697101B2Polysiloxane antimicrobialsMARQUAIS-BIENEWALD SOPHIE·Filed 2007·Granted Apr 15, 2014·1 cites·15 claims
- 3466US7279514B2High-molecular-weight polymeric material comprising diketopyrrolopyrrole pigmentsCIBA SC HOLDING AG·Filed 2003·Granted Oct 9, 2007·6 cites·13 claims
- 3566US5238984ADianthraquinonyl compoundsCIBA GEIGY CORP·Filed 1991·Granted Aug 24, 1993·9 cites·6 claims
- 3665US7686850B2Nitrosulfide dyesCIBA SC HOLDING AG·Filed 2006·Granted Mar 30, 2010·1 cites·17 claims
- 3765US7550016B2Sulfide dyesCIBA SC HOLDING AG·Filed 2006·Granted Jun 23, 2009·1 cites·15 claims
- 3865US5817832ABlue diketopyrrolopyrrole pigmentsCIBA SC HOLDING AG·Filed 1996·Granted Oct 6, 1998·19 cites·5 claims
- 3964US8118882B2Polymeric hair dyesCREMER CHRISTIAN·Filed 2009·Granted Feb 21, 2012·1 cites·18 claims
- 4063US5502208AFinely particulate cyano-substituted diketopyrrolopyrrole pigments and the preparation thereofCIBA GEIGY CORP·Filed 1994·Granted Mar 26, 1996·7 cites·12 claims
- 4162US8118883B2Polymeric hair dyesMARQUAIS-BIENEWALD SOPHIE·Filed 2009·Granted Feb 21, 2012·0 cites·18 claims
- 4262US7081540B2Pigment compositions and pigmented water-based coating materialsCIBA SC HOLDING AG·Filed 2002·Granted Jul 25, 2006·4 cites·6 claims
- 4360US8221508B2Polymeric hair dyesMARQUAIS-BIENEWALD SOPHIE·Filed 2009·Granted Jul 17, 2012·0 cites·20 claims
- 4460US5342955ADiketopyrrolopyrrolesCIBA GEIGY CORP·Filed 1992·Granted Aug 30, 1994·5 cites·5 claims
- 4560US4997920AMonoazo compounds containing long-chain alkyl radicalsCIBA GEIGY CORP·Filed 1989·Granted Mar 5, 1991·6 cites·10 claims
- 4659US7417154B2Heat-stable diketopyrrolopyrrole pigment mixturesCIBA SC HOLDING AG·Filed 2004·Granted Aug 26, 2008·2 cites·9 claims
- 4758US8044058B2Merocyanine derivativesBASF SE·Filed 2010·Granted Oct 25, 2011·0 cites·5 claims
- 4856US6616750B2Ternary pigment compositionsCIBA SC HOLDING AG·Filed 2002·Granted Sep 9, 2003·2 cites·3 claims
- 4956US5395926ABisazo, bisazomethine and azo-azomethine compounds derived from 1,4-phenylenediamine sulfonic acid saltsCIBA GEIGY CORP·Filed 1993·Granted Mar 7, 1995·5 cites·8 claims
- 5056US2007031358A1Cosmetic formulations comprising diketo diphenyl pyrrolo-pyrrole pigmentsWALLQUIST OLOF·Filed 2004·Application pending·0 cites
Showing the top 50 of 74 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →