Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9938943 | Device for dispensing a liquid additive into a fuel circulation circuit for an internal combustion engine, vehicle comprising such a device, and method for using said device | Virginie Harle, Michael Lallemand, Guy Monsallier | 2018-04-10 |
| 9677969 | Method for diagnosing the malfunctioning of a device for adding an additive into a fuel for a vehicle, and system for implementing said method | Virginie Harle, Michael Lallemand, Guy Monsallier | 2017-06-13 |
| 6852666 | Purifying composition with NOx treatment and internal combustion engine exhaust gases | Christophe Bouly, Thierry Pontier, Christian Sarda, Christian Bert, Marc Guyon +3 more | 2005-02-08 |
| 6767526 | Method for treating by combustion carbon-containing particles in an internal combustion engine exhaust circuit | Gilbert Blanchard, William Mustel | 2004-07-27 |
| 6548032 | 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 | Philippe J. Barthe, Catherine Hedouin | 2003-04-15 |
| 6475452 | Composition based on manganese and use for trapping NOx for treating exhaust gases | Catherine Hedouin, Arno Fritz | 2002-11-05 |
| 6464953 | LaMO3 type composition, M being aluminium, gallium or indium, in powder or sintered form, method of preparation and use as conductor of oxygen | Pierre Macaudiere | 2002-10-15 |
| 6358880 | Support composition based on a cerium oxide, a zirconium oxide and a scandium or rare earth oxide and use for treating exhaust gas | Catherine Hedouin | 2002-03-19 |
| 6294011 | Titanium, cerium and alkaline or earth-alkaline based compound, preparation methods and use as colouring pigment | Catherine Hedouin | 2001-09-25 |
| 5876681 | Spinel-based catalysts for reducing exhaust emissions of NO.sub.x | Philippe J. Barthe, Pierre Macaudiere | 1999-03-02 |
| 5736114 | Spinel-based catalysts for reducing exhaust emissions of NO.sub.x | Philippe J. Barthe, Pierre Macaudiere | 1998-04-07 |
| 5688316 | Pigmented substrates comprising terbium compound colorants | Fabienne Pettini | 1997-11-18 |
| 5560772 | Yellow/orange pigments comprising zirconium oxide and cerium, praseodymium and/or terbium values | Denis Huguenin, Fabienne Pettini | 1996-10-01 |