David Rose
52Patents
10h-index
32Co-inventors
78Inventor score
Filing activity: Nov 22, 1974 → Feb 28, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4003699A | Oxidation hair dyes based upon tetraaminopyrimidine developers | Human Necessities | 310 | Expired |
| US6284003A | Oxidation colorants comprising 2-(2,5-diaminophenyl)-ethanol compounds and 2-chloro-6-methyl-3-aminophenol compounds | Human Necessities | 277 | Expired |
| USRE30199E | Oxidation hair dyes based upon tetraaminopyrimidine developers | General | 229 | Expired |
| USD742948S1 | Cutting bit | General | 42 | Active |
| USD742949S1 | Cutting bit | General | 22 | Active |
| USD868122S1 | Cutting bit | General | 19 | Active |
| US4976742A | META-aminophenols useful as oxidation hair dye couplers | Human Necessities | 14 | Expired |
| US4745652A | New tetra-aminopyrimidine derivatives and their use in hair-dyeing preparations | Chemistry; Metallurgy | 14 | Expired |
| US4171203A | Hair dye compositions containing 3,5-diamino-2-substituted-alkylbenzenes | Human Necessities | 13 | Expired |
| US4487607A | Oxidation hair dyes containing 5-halo-2,3-pyridine-diols as coupler components | Human Necessities | 10 | Expired |
| US4314809A | Novel coupler components for oxidation hair dyes, the manufacture thereof, and hair colorants | Human Necessities | 9 | Expired |
| US5752984A | Use of 1,2,3,4-tetrahydroquinoxalines as oxidation dye precursors in oxidative coloring formulations | Human Necessities | 8 | Expired |
| US6165230A | 1,4-diazacycloheptane derivatives and their use in hair oxidation dyes | Textiles; Paper | 8 | Expired |
| US4838893A | Oxidation hair dyes comprising substituted dihydroxypyridines as coupling components | Human Necessities | 8 | Expired |
| US4129413A | Oxidation hair dyes based upon tetraaminopyrimidine developers and mono- and dialkyl -m- dihydroxy benzene couplers | Human Necessities | 7 | Expired |
| USD818507S1 | Replaceable tip for a rotatable cutting tool | General | 7 | Active |
| US4213758A | Oxidation hair dyes based upon tetraaminopyrimidine developers and couplers therefor | Human Necessities | 7 | Expired |
| US4842612A | Aminophenyl alkylenediamines useful in oxidation hair dyes | Human Necessities | 6 | Expired |
| US4226595A | Oxidation hair-coloring preparation based upon N,N-bis-(.beta.-hydroxyethyl)-m-phenylenediamines | Human Necessities | 6 | Expired |
| US4619666A | Hair dyes containing amino-nitrobenzoic acid or amino-nitrobenzene sulfonic acids as substantive dyes | Chemistry; Metallurgy | 6 | Expired |
| US4900325A | Hair-dyeing preparations | Human Necessities | 6 | Expired |
| US5891199A | Polymer dyestuffs and their use for dyeing fibres | Textiles; Paper | 5 | Expired |
| US5089025A | Hair dye compositions and certain 1,2,3,4-tetrahydronitroquinoxalines useful therein | Chemistry; Metallurgy | 5 | Expired |
| US6203579A | Use of 1-substituted isatins to dye fibers containing keratin | Human Necessities | 5 | Expired |
| US6635241B1 | Aminophenol derivatives and their use in oxidative hair dyes | Textiles; Paper | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.