Average Co-Inventor Count = 2.38
ph-index = 10
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Wella Aktiengesellschaft (74 from 433 patents)
2. Wella Aktiengesellschat (1 from 2 patents)
75 patents:
1. RE41549 - Dyes for keratin fibers, the dyes containing n-benzyl-p-phenylenediamine derivatives and novel n-benzyl-p-phenylenediamine derivatives
2. 7641702 - O-Aminophenol derivatives and colorants containing said compounds
3. 7553336 - Brightening direct dyes for keratin fibers and colorants containing these compounds
4. 7553337 - Hair colorants for simultaneous dyeing and brightening of keratin fibers
5. 7544215 - Neutral and cationic naphthalene and colorants for keratin fibers containing these compounds
6. 7537620 - Agent for coloring keratin fibers
7. 7534273 - Cationic pyrazolone dyes, method for production thereof and coloring agents for keratin fibers containing said compounds
8. 7517367 - Cationic naphthyldiazo dyes and keratin fibers-coloring agents containing these dyes
9. 7517368 - Indolylthiazoliumazo dyes-containing colorants for keratin fibers
10. 7500994 - Cationic quinoxaline thiazole azo dye-containing colorants
11. 7488353 - Cationic heteroarylazine dyes and colorants containing these compounds
12. 7455697 - (3,5-diaminophenyl)(2,4-dihydroxyphenyl)methanone and the acid adducts thereof, method for their preparation and use of these compounds for dyeing fibers
13. 7455698 - Cationic dyes and dyestuff for keratin fibres containing said compounds
14. 7452385 - Naphthalene derivatives and colorants for keratin fibers containing these compounds
15. 7431741 - Brightening colorant with indolythiazolium dyes