Ulf Velten
14Patents
5h-index
20Co-inventors
66Inventor score
Filing activity: Apr 17, 2000 → Feb 7, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6387176B1 | Multipurpose cement dispersing polymers for high flow and high strength concrete | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6548589B2 | Cement dispersing polymers for high flow, high strength and selfcompacting concrete | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6855752B2 | Polymers for cement dispersing admixtures | Chemistry; Metallurgy | 12 | Expired |
| US7375163B2 | Cement admixture for improved slump life | Chemistry; Metallurgy | 9 | Expired |
| US7026402B2 | Cement admixture for improved slump life | Chemistry; Metallurgy | 6 | Expired |
| US7994259B2 | Polymer comprising amide and ester groups, method for production and use thereof | Chemistry; Metallurgy | 4 | Active |
| US8008374B2 | Process for producing polymers having amide and ester groups in the solid state | Chemistry; Metallurgy | 4 | Active |
| US8273814B2 | Emulsifying polymers and their use | Chemistry; Metallurgy | 3 | Active |
| US8466244B2 | Dispersants for hydraulically setting systems | Chemistry; Metallurgy | 1 | Active |
| US8653161B2 | Dispersant for hydraulically setting systems | Chemistry; Metallurgy | 0 | Active |
| USD1072067S1 | Small sand aggregate splitter | General | 0 | Active |
| US12338175B2 | Comb polymers as blocking additives for swelling clays | Emerging Cross-Sectional Technologies | 0 | Active |
| US12116316B2 | Slag-containing polymer concrete and grouting mortar | Emerging Cross-Sectional Technologies | 0 | Active |
| US12017957B2 | Comb polymers as blocking additives for swelling clays | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.