Burghard Gruning
46Patents
15h-index
69Co-inventors
84Inventor score
Filing activity: Jun 28, 1984 → Sep 26, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5910564A | Polyamino acid ester copolymers | Chemistry; Metallurgy | 154 | Expired |
| US5645842A | Cosmetic or pharmaceutical preparations | Human Necessities | 94 | Expired |
| US5491245A | Method for the synthesis of amphoteric surfactants | Chemistry; Metallurgy | 90 | Expired |
| US4931362A | Microcapsule and micromatrix bodies and method for their formation | Emerging Cross-Sectional Technologies | 47 | Expired |
| US5792737A | Mild, aqueous, surfactant preparation for cosmetic purposes and as detergent | Human Necessities | 40 | Expired |
| US5891977A | Organopolysiloxanes comprising polyhydroxyorganyl radicals and polyoxyalkylene radicals | Chemistry; Metallurgy | 39 | Expired |
| US4715986A | Particles, modified at their surface by hydrophilic and hydrophobic groups | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5354906A | Aqueous liquid solution of a betaine with a solids content of at least 40% by weight | Chemistry; Metallurgy | 31 | Expired |
| US7297675B2 | Process for the preparation of highly concentrated flowable aqueous solutions of betaines | Chemistry; Metallurgy | 25 | Active |
| US6242499A | Polyglycerol partial esters of fatty acids and polyfunctional carboxylic acids, their preparation and use | Chemistry; Metallurgy | 22 | Expired |
| US6288129A | Process for preparing acrylic esters and/or methacrylic esters of hydroxy-functional siloxanes and/or polyoxyalkylene-modified siloxanes and their use | Chemistry; Metallurgy | 22 | Expired |
| US5837831A | Method for separating alkyl glycosides | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4537595A | Organopolysiloxanes with Bunte salt groups, their synthesis and use for the surface treatment of inorganic or organic materials | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5391321A | Liquid or pasty, storage-stable multiple emulsions of the O.sup.1 /W/O.sup. 2 | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7163916B2 | Process for the preparation of highly concentrated flowable aqueous solutions of betaines | Chemistry; Metallurgy | 17 | Expired |
| US6268521A | Process for preparing acrylic esters and/or methacrylic esters of polyoxyalkylenes and the use thereof | Chemistry; Metallurgy | 15 | Expired |
| US4844980A | Silica or silicic acid particles whose surface located hydroxyl groups are at least partially replaced by organic groups | Emerging Cross-Sectional Technologies | 15 | Expired |
| US7465438B2 | Solubilizing agents/solvents for organic UV filters | Human Necessities | 13 | Active |
| US4895917A | Organopolysiloxanes with Bunte salt groups | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6287578A | Condensation products containing polyether-modified monoesters and/or -amides of .alpha., .beta.-unsaturated dicarboxylic acids, their preparation and use | Chemistry; Metallurgy | 11 | Expired |
| US7851511B2 | Emulsifier for highly liquid W/O emulsion based on partly crosslinked polyglycerol esters of polyhydroxystearic acid | Chemistry; Metallurgy | 10 | Active |
| US6313260A | Copolymeric, hydrophobically modified polyaspartic esters having increased molecular mass and their use | Chemistry; Metallurgy | 10 | Expired |
| US5994415A | Compound antifoams for defoaming polymer dispersions and aqueous coating systems | Performing Operations; Transporting | 10 | Expired |
| US4988806A | Nitrogen-containing derivatives of carboxymethylcellulose, their synthesis and their use in cosmetic preparations | Human Necessities | 9 | Expired |
| US5124446A | Betaine group-containing polysaccharides with recurring anhydroglucose units, their synthesis and their use in cosmetic preparations | Chemistry; Metallurgy | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.