Catherine Hedouin
10Patents
5h-index
13Co-inventors
59Inventor score
Filing activity: Feb 23, 2000 → Oct 1, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6358880B1 | Support composition based on a cerium oxide, a zirconium oxide and a scandium or rare earth oxide and use for treating exhaust gas | Performing Operations; Transporting | 19 | Expired |
| US6852666B1 | Purifying composition with NOx treatment and internal combustion engine exhaust gases | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6548032B1 | Process for the treatment of gases with high oxygen content, with a view to controlling nitrogen oxide emissions, using a catalytic composition comprising cerium oxide and/or zirconium oxide | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6294011A | Titanium, cerium and alkaline or earth-alkaline based compound, preparation methods and use as colouring pigment | Chemistry; Metallurgy | 6 | Expired |
| US6491886B1 | Method for treating gases to reduce nitrogen oxide emissions | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7247283B2 | Method of preparing a titanium and zirconium-based oxide, the oxides thus obtained and the use of same as catalysts | Chemistry; Metallurgy | 5 | Expired |
| US6475452B1 | Composition based on manganese and use for trapping NOx for treating exhaust gases | Performing Operations; Transporting | 4 | Expired |
| US7820586B2 | Composition based on zirconium oxide and oxides of cerium, lanthanum and of another rare earth, a method for preparing same and use thereof as catalyst | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7524474B2 | Process for preparing an oxide based on zirconium and titanium, oxides obtained thereby, and use of said oxides as catalytsts | Chemistry; Metallurgy | 2 | Active |
| US8044124B2 | Adhesion-promoting agent for a thermal insulation surface | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.