Eva Kiewert
19Patents
14h-index
39Co-inventors
78Inventor score
Filing activity: Apr 27, 1977 → Dec 18, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4784789A | Liquid aqueous cleaning preparations for hard surfaces | Chemistry; Metallurgy | 39 | Expired |
| US6251849A | Cleaning agent for hard surfaces based on cationic polymer soil-release compounds | Chemistry; Metallurgy | 38 | Expired |
| US4175062A | Aqueous cleanser compositions | Chemistry; Metallurgy | 37 | Expired |
| US5591376A | Cleaning compositions for hard surfaces | Chemistry; Metallurgy | 32 | Expired |
| US5576284A | Disinfecting cleanser for hard surfaces | Chemistry; Metallurgy | 27 | Expired |
| US4438016A | Stable aqueous cleaning agents and a process for their production | Chemistry; Metallurgy | 18 | Expired |
| US4343725A | Cleansers for windows, mirrors and reflecting surfaces containing a high molecular weight polyoxyethylene glycol polymer | Chemistry; Metallurgy | 18 | Expired |
| US4666615A | Aqueous liquid cleaner containing an anionic surfactant and an ethoxylated aliphatic vicinal hydroxyamine | Chemistry; Metallurgy | 18 | Expired |
| US5780416A | Acidic hard surface cleaning formulations comprising APG and propoxylated-ethoxylated fatty alcohol ether | Chemistry; Metallurgy | 17 | Expired |
| US5753606A | Low-foaming detergents or cleaning formulations | Chemistry; Metallurgy | 17 | Expired |
| US4965014A | Liquid nonionic surfactant mixtures | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5756442A | Pourable liquid, aqueous cleaning concentrates II | Chemistry; Metallurgy | 15 | Expired |
| US4122025A | Liquid scouring cleaning compositions containing cristobalite | Chemistry; Metallurgy | 15 | Expired |
| US5856290A | Disinfecting cleanser for hard surfaces based on mixtures of APG and C.sub.8 -C.sub.18 alkyl ether | Chemistry; Metallurgy | 15 | Expired |
| US5507971A | Liquid cleaners for hard surfaces | Chemistry; Metallurgy | 11 | Expired |
| US4569782A | Hard surface detergent compositions containing fatty acid cyanamides | Chemistry; Metallurgy | 9 | Expired |
| US6555515B1 | Formulations for cleaning hard surfaces based on at least partly branched-chain alkyl oligoglucosides | Chemistry; Metallurgy | 4 | Expired |
| US5562856A | Pourable, liquid water-based cleaning concentrates | Chemistry; Metallurgy | 4 | Expired |
| US5484548A | Low-foam scouring powder | Chemistry; Metallurgy | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.