Herbert Mager
23Patents
12h-index
14Co-inventors
78Inventor score
Filing activity: Nov 18, 1976 → Jan 24, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4883656A | Composition and method for the oxidative dyeing of hair | Human Necessities | 49 | Expired |
| US4855130A | Hair treating compositions and processes for improving the condition of hair | Physics | 45 | Expired |
| US5021066A | Oxidative hair dye composition based on a gel vehicle and a process to dye hair | Human Necessities | 41 | Expired |
| US4725282A | Oxidative hair dyeing composition based upon a carrier of low viscosity | Human Necessities | 41 | Expired |
| US4840639A | Agent for dyeing hair | Human Necessities | 32 | Expired |
| US4202881A | Hair shampoo and conditioning lotion | Human Necessities | 27 | Expired |
| US4134412A | Hair setting lotion containing a chitosan derivative | Human Necessities | 24 | Expired |
| US4396392A | Method for the coloring of hair | Human Necessities | 22 | Expired |
| US5480459A | Oxidative hair dye based on a creamlike carrier composition as well as process for the dyeing of hair | Human Necessities | 17 | Expired |
| US6696052B2 | Hair care compositions with diquaternary silicone polymers | Human Necessities | 16 | Expired |
| US4752467A | Hair treatment agent and method for improving the conditon of hair | Human Necessities | 15 | Expired |
| US4395262A | Hair dyeing agent | Human Necessities | 13 | Expired |
| US5067966A | 2-amino-6-chloro-4-nitro-phenol derivatives, process to their production and hair dyes containing those compounds | Chemistry; Metallurgy | 10 | Expired |
| US5609651A | Oxidation hair dye composition made from a creamy hair dye-containing carrier and a preparation containing an oxidizing agent and polymer and method for oxidative dyeing of hair | Chemistry; Metallurgy | 9 | Expired |
| US4452603A | Process for dyeing hair and composition therefor | Textiles; Paper | 8 | Expired |
| US4754069A | 2-alkyl sulfonyl-1,4-diaminobenzenes, processes for their production and oxidation hair dyeing compositions containing the same | Chemistry; Metallurgy | 6 | Expired |
| US4835314A | 2-nitroaniline derivatives | Human Necessities | 6 | Expired |
| US4543425A | 1,3-Diamino-4-(2',2',2',-trifluoroethoxy)-benzene, method of producing the same, and hair coloring composition containing the same | Chemistry; Metallurgy | 6 | Expired |
| US4588410A | Novel 2-hydroxy-4-aminobenzenes, method for their manufacturing and hair coloring agents containing these compounds | Human Necessities | 5 | Expired |
| US4279613A | Method and composition for hair coloring | Human Necessities | 3 | Expired |
| US5037446A | 2-nitroaniline derivatives and hair dyeing compositions containing same | Human Necessities | 2 | Expired |
| US4755188A | Agent and process for the coloring of hair | Chemistry; Metallurgy | 2 | Expired |
| US4321053A | Hair dyeing composition and process | Human Necessities | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.