Otto Goettel
17Patents
6h-index
18Co-inventors
59Inventor score
Filing activity: Jun 24, 1998 → Dec 11, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6361571B1 | Agents and method for producing semi-permanent colorations of keratin fibers | Human Necessities | 32 | Expired |
| US5865855A | Bis-pyrazole aza compounds, processes for making them, and hair dye compositions containing these compounds | Chemistry; Metallurgy | 22 | Expired |
| US6648923B1 | Compositions containing 1,4-diamino-2-methoxymethylbenzene and salts thereof and methods for dyeing keratin fibers with same | Chemistry; Metallurgy | 15 | Expired |
| US7341604B2 | Highly affine cosmetic agent | Human Necessities | 14 | Expired |
| US6716257B2 | Bridged diaminopyrazole compounds and dye compositions containing same | Chemistry; Metallurgy | 12 | Expired |
| US7195649B2 | N-aryl-4,5-diaminopyrazoles and dyes containing said compounds | Chemistry; Metallurgy | 10 | Expired |
| US6558433B2 | Process for dyeing keratin fibers comprising 1,4-diamino-2-methoxymethylbenzene and salts thereof | Chemistry; Metallurgy | 2 | Expired |
| US8834580B2 | Ammonium hydroxide-free hair dye compositions containing a buffer system | Human Necessities | 1 | Active |
| US6312478A | Colorant and method for producing temporary hair colors | Textiles; Paper | 1 | Expired |
| US7361198B2 | M-diaminobenzenes, their acid adducts and the use thereof in colorants | Chemistry; Metallurgy | 1 | Expired |
| US6461390B1 | Process for making 2-aminomethyl-1, 4-diaminobenzene and its salts and compositions and methods for dyeing keratin fibers using same | Chemistry; Metallurgy | 1 | Expired |
| US10456341B2 | Compositions and methods for simultaneous reshaping and direct coloring of hair | Human Necessities | 0 | Active |
| US7455697B2 | (3,5-diaminophenyl)(2,4-dihydroxyphenyl)methanone and the acid adducts thereof, method for their preparation and use of these compounds for dyeing fibers | Human Necessities | 0 | Expired |
| US7214248B1 | Multi-component kit and method for temporarily dyeing and later decolorizing hair | Chemistry; Metallurgy | 0 | Expired |
| US7517367B2 | Cationic naphthyldiazo dyes and keratin fibers-coloring agents containing these dyes | Chemistry; Metallurgy | 0 | Expired |
| US7462204B2 | Cationic diaminopyrazoles, a process for producing them and colorants containing these compounds | Chemistry; Metallurgy | 0 | Expired |
| US6494923B2 | Agents and method for producing temporary colorations of keratin fibers | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.