Franz Frosch
13Patents
8h-index
21Co-inventors
68Inventor score
Filing activity: Apr 9, 1981 → May 13, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4332791A | Toothpaste active against plaque comprising a copper compound and a silica polishing agent | Human Necessities | 62 | Expired |
| US4339429A | Toothpaste active against plaque comprising a copper compound and a plastic polishing agent | Human Necessities | 42 | Expired |
| US5147644A | Use of mixtures of polyglycerol fatty esters as emulsifiers in cosmetic and pharmaceutical formulations | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5196188A | Terpolymers, use thereof in hair setting compositions for increased stiffness, and hair setting compositions containing same | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6329483A | Copolymers of carboxylic acids and quaternary ammonium compounds and the use thereof as thickeners of dispersants | Human Necessities | 11 | Expired |
| US4622220A | Preparation for oral hygiene | Human Necessities | 10 | Expired |
| US4719100A | Preparation for oral hygiene | Human Necessities | 9 | Expired |
| US5152991A | Use of selectively hydrogenated styrene/butadiene copolymers in cosmetic and pharmaceutical compositions | Human Necessities | 8 | Expired |
| US5698649A | Copolymers based on vinyl ethers and monoethylenically unsaturated dicarboxylic anhydrides, their preparation and their use | Chemistry; Metallurgy | 5 | Expired |
| US4908413A | Preparation of copolymers of monoalkyl maleates and vinyl alkyl ethers | Chemistry; Metallurgy | 5 | Expired |
| US6008274A | Stabilization of copolymers of maleic acid or maleic anhydride and vinyl alkyl ethers | Chemistry; Metallurgy | 4 | Expired |
| US7465774B1 | Use of copolymers of carboxylic acids and long-chain compounds with isolated C-C multiple bonds as thickeners or dispersants | Chemistry; Metallurgy | 4 | Expired |
| US5155171A | Preparation of copolymers of monoalkyl maleates or maleic acid and salts thereof and vinyl alkyl ethers | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.