Yvonne Demel
10Patents
7h-index
21Co-inventors
62Inventor score
Filing activity: Apr 20, 2001 → Sep 21, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6843971B2 | Process and catalyst for reducing nitrogen oxides | Emerging Cross-Sectional Technologies | 47 | Expired |
| US7005116B2 | Process for reducing nitrogen oxides | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6713031B2 | Structured catalysts for selective reduction of nitrogen oxides by ammonia using a compound that can be hydrolyzed to ammonia | Emerging Cross-Sectional Technologies | 20 | Expired |
| US7313911B2 | Method of removing nitrogen oxides from the exhaust gas of a lean-burn internal combustion engine and exhaust-gas purification system therefor | Emerging Cross-Sectional Technologies | 20 | Expired |
| US7799298B2 | Catalyst arrangement and method of purifying the exhaust gas of internal combustion engines operated under lean conditions | Emerging Cross-Sectional Technologies | 20 | Active |
| US7431895B2 | Exhaust gas treatment unit for the selective catalytic reduction of nitrogen oxides under lean exhaust gas conditions and a process for the treatment of exhaust gases | Emerging Cross-Sectional Technologies | 19 | Expired |
| US7977275B2 | Catalytically coated particle filter and method for producing the same and its use | Emerging Cross-Sectional Technologies | 18 | Active |
| US10022704B2 | SCR catalyst | Emerging Cross-Sectional Technologies | 2 | Active |
| US11298692B2 | Active SCR catalyst | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9346026B2 | Static gas mixer | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.