Yisun Cheng
14Patents
4h-index
18Co-inventors
57Inventor score
Filing activity: Oct 22, 2002 → Apr 17, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7332135B2 | Catalyst system for the reduction of NOx and NH3 emissions | Emerging Cross-Sectional Technologies | 81 | Expired |
| US7674743B2 | Catalyst system for the reduction of NOx and NH3 emissions | Emerging Cross-Sectional Technologies | 19 | Active |
| US7485273B2 | Method for the reduction of NOx and NH3 emissions | Emerging Cross-Sectional Technologies | 18 | Active |
| US7640730B2 | Catalyst system for the reduction of NOx and NH3 emissions | Emerging Cross-Sectional Technologies | 8 | Active |
| US8240132B2 | Catalyst system for the reduction of NOx and NH3 emissions | Emerging Cross-Sectional Technologies | 3 | Active |
| US11583834B2 | Catalyst for automotive emissions control | Emerging Cross-Sectional Technologies | 2 | Active |
| US9810118B2 | Catalyst system for the reduction of NOx and NH3 emissions | Emerging Cross-Sectional Technologies | 2 | Active |
| US8062601B2 | Emission SCR NOX aftertreatment system having reduced SO3 generation and improved durability | Emerging Cross-Sectional Technologies | 2 | Active |
| US8207084B2 | Urea-resistant catalytic units and methods of using the same | Emerging Cross-Sectional Technologies | 1 | Active |
| US8404202B2 | Urea-resistant catalytic units and methods of using the same | Emerging Cross-Sectional Technologies | 1 | Active |
| US8209955B2 | Reduction of particulate, NOx, and ammonia emissions | Emerging Cross-Sectional Technologies | 1 | Active |
| US12116922B2 | Accelerated catalyst reactivation control strategy for gasoline vehicle emissions system in conjunction with N2 selective catalyst to minimize NOX remake | Emerging Cross-Sectional Technologies | 0 | Active |
| US11629627B2 | Accelerated catalyst reactivation control strategy for gasoline vehicle emissions system in conjunction with N2 selective catalyst to minimize NOX remake | Emerging Cross-Sectional Technologies | 0 | Active |
| US8875489B2 | Reduction of particulate, NOx, and ammonia emissions | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.