Inventor · disambiguated record
Otto Goettel
Also filed as: GOETTEL OTTO
17 granted patents·3 pending applications·181 citations·filing 1998–2014
93Inventor score
Top patents by PatentIndex Score
20 records- 0188US6648923B1Compositions containing 1,4-diamino-2-methoxymethylbenzene and salts thereof and methods for dyeing keratin fibers with sameWELLA AG·Filed 2000·Granted Nov 18, 2003·24 cites·13 claims
- 0285US5865855ABis-pyrazole aza compounds, processes for making them, and hair dye compositions containing these compoundsWELLA AG·Filed 1998·Granted Feb 2, 1999·43 cites·12 claims
- 0384US7341604B2Highly affine cosmetic agentWELLA AG·Filed 2003·Granted Mar 11, 2008·32 cites·21 claims
- 0481US6716257B2Bridged diaminopyrazole compounds and dye compositions containing sameWELLA AG·Filed 2001·Granted Apr 6, 2004·14 cites·16 claims
- 0578US7195649B2N-aryl-4,5-diaminopyrazoles and dyes containing said compoundsWELLA AG·Filed 2003·Granted Mar 27, 2007·10 cites·10 claims
- 0677US8834580B2Ammonium hydroxide-free hair dye compositions containing a buffer systemGOETTEL OTTO·Filed 2012·Granted Sep 16, 2014·5 cites·10 claims
- 0771US6461390B1Process for making 2-aminomethyl-1, 4-diaminobenzene and its salts and compositions and methods for dyeing keratin fibers using sameWELLA AG·Filed 2000·Granted Oct 8, 2002·5 cites·13 claims
- 0870US6558433B2Process for dyeing keratin fibers comprising 1,4-diamino-2-methoxymethylbenzene and salts thereofWELLA AG·Filed 2002·Granted May 6, 2003·2 cites·10 claims
- 0969US6361571B1Agents and method for producing semi-permanent colorations of keratin fibersWELLA AG·Filed 1999·Granted Mar 26, 2002·37 cites·10 claims
- 1067US10456341B2Compositions and methods for simultaneous reshaping and direct coloring of hairALFA PARF GROUP S P A·Filed 2014·Granted Oct 29, 2019·1 cites·15 claims
- 1167US7361198B2M-diaminobenzenes, their acid adducts and the use thereof in colorantsWELLA AG·Filed 2004·Granted Apr 22, 2008·1 cites·14 claims
- 1261US7462204B2Cationic diaminopyrazoles, a process for producing them and colorants containing these compoundsWELLA AG·Filed 2004·Granted Dec 9, 2008·2 cites·6 claims
- 1355US7517367B2Cationic naphthyldiazo dyes and keratin fibers-coloring agents containing these dyesWELLA AG·Filed 2004·Granted Apr 14, 2009·0 cites·11 claims
- 1449US7455697B2(3,5-diaminophenyl)(2,4-dihydroxyphenyl)methanone and the acid adducts thereof, method for their preparation and use of these compounds for dyeing fibersWELLA AG·Filed 2004·Granted Nov 25, 2008·0 cites·10 claims
- 1547US2004034945A1Lightening dye with direct-dyeing colorantsFiled 2002·Application pending·0 cites
- 1640US6312478B1Colorant and method for producing temporary hair colorsWELLA AG·Filed 1999·Granted Nov 6, 2001·5 cites·47 claims
- 1738US2006183781A1Novel thiazolylmethyl pyrazoles, method for the production thereof, and use thereof in dyes for keratin fibersGOETTEL OTTO·Filed 2004·Application pending·0 cites
- 1833US2013123540A1Method for producing 2,5-diaminotolueneGOETTEL OTTO·Filed 2011·Application pending·0 cites
- 1928US7214248B1Multi-component kit and method for temporarily dyeing and later decolorizing hairWELLA AG·Filed 1999·Granted May 8, 2007·0 cites·14 claims
- 2022US6494923B2Agents and method for producing temporary colorations of keratin fibersWELLA AG·Filed 1999·Granted Dec 17, 2002·0 cites·31 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →