Georg Knuebel
30Patents
5h-index
42Co-inventors
69Inventor score
Filing activity: Mar 18, 1994 → Dec 13, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6518356B1 | Functional dyes used as an indicator in aerobically hardening compositions | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5922670A | Dimeric alcohol-bis and trimeric alcohol-tris-sulphates and ether sulphates thereof | Chemistry; Metallurgy | 14 | Expired |
| US5752984A | Use of 1,2,3,4-tetrahydroquinoxalines as oxidation dye precursors in oxidative coloring formulations | Human Necessities | 8 | Expired |
| US5609650A | Dyeing of keratin fibres with indolines using metal salts as catalysts | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5399713A | Process for the production of 5,6-dihydroxyindolines | Chemistry; Metallurgy | 5 | Expired |
| US8273332B2 | Hair care product containing acetylpyridinium salts | Human Necessities | 4 | Active |
| US6379681B1 | Oil-in-water emulsions for reconstituting lamellarity of the lipid structure of damaged skin | Human Necessities | 4 | Expired |
| US5536843A | Synthesis of indoles by dehydrogenation of indolines | Chemistry; Metallurgy | 3 | Expired |
| US5670670A | Process for the production of 8 .alpha., 12-oxido-13,14,15,16-tetranorlabdane | Chemistry; Metallurgy | 2 | Expired |
| US11457859B2 | Method for determining a user-specific hair treatment | Human Necessities | 2 | Active |
| US10955344B2 | Method and device for determining a degree of damage to hair | Physics | 1 | Active |
| US5811560A | Process for the production of 8.alpha., 12-oxido-13, 14,15,16-tetranorlabdane | Chemistry; Metallurgy | 1 | Expired |
| US11534106B2 | Method for determining a user-specific hair treatment | Human Necessities | 1 | Active |
| US10948351B2 | Method and device for determining the color homogeneity of hair | Physics | 1 | Active |
| US7081140B2 | Developer components and their use for dyeing keratinic fibers | Chemistry; Metallurgy | 1 | Expired |
| US11367510B2 | Method and data processing device for the computer-assisted determination of a hair dyeing agent for dyeing hair in a desired hair color and device for producing an individually determined hair dyeing agent | Physics | 0 | Active |
| US11568569B2 | Method and device for determining the homogeneity of skin color | Physics | 0 | Active |
| US10959665B2 | Determining the thickness of hair on the head in a damage-free way | Physics | 0 | Active |
| US11980279B2 | System and method for establishing a user-specific hair treatment | Human Necessities | 0 | Active |
| US10885654B2 | Method and device for determining a straightness value of a hairstyle | Physics | 0 | Active |
| US10420717B2 | Bunte salts from amino acids and oligopeptides as protective ingredients in hair treatment means | Human Necessities | 0 | Active |
| US12076157B2 | Method and device for determining a degree of damage of hair, and method for determining a user-specific hair treatment agent | Physics | 0 | Active |
| US8246938B2 | Hair care agent containing acetylpyridinium salts | Human Necessities | 0 | Active |
| US5688976A | Process for the production of 8 .alpha., 12-oxido-13,14,15,16-tetranorlabdane | Chemistry; Metallurgy | 0 | Expired |
| US8277517B2 | Lightening agent having cationic acylpyridinium derivatives and certain amino acids | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.