Issued Patents All Time
Showing 1–25 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7199078 | Vehicle sulfur oxide trap and related method | Amy Berris, Jun Li, William L. H. Watkins | 2007-04-03 |
| 7021049 | Vehicle sulfur oxide trap and related method | Amy Berris, Jun Li, William L. H. Watkins | 2006-04-04 |
| 6607704 | Sulfur tolerant lean NOx trap | Diane Guttridge, Jun Li, Robert J. Kudla, William L. H. Watkins | 2003-08-19 |
| 6537511 | Modified platinum NOx trap for automotive emission reduction | Jun Li, William L. H. Watkins, Amy Berris | 2003-03-25 |
| 6172000 | Diesel catalyst made from a mixture of particles: platinum on alumina and manganese-zirconium oxide | Robert J. Kudia | 2001-01-09 |
| 6165430 | Method for treating diesel engine exhaust gas | Robert J. Kudla, Chaitanya K. Narula | 2000-12-26 |
| 6129898 | NOx trap catalyst for lean burn engines | William L. H. Watkins, Robert J. Kudla | 2000-10-10 |
| 6103207 | Treating diesel exhaust with a catalytic particulate mixture | Robert J. Kudla | 2000-08-15 |
| 5950421 | Tungsten-modified platinum NOx traps for automotive emission reduction | Robert J. Kudla, Clifford Norman Montreuil | 1999-09-14 |
| 5922295 | Sulfur-resistant NO.sub.x traps containing tungstophosphoric acid and precious metal | Tjenga E. Hoost, Robert J. Kudla | 1999-07-13 |
| 5922294 | High surface area, thermally stabilized titania automotive catalyst support | Clifford Norman Montreuil | 1999-07-13 |
| 5876680 | Bimetallic tungsten/platinum catalysts for lean-burn emissions | Robert J. Kudla, T. E. Hoost | 1999-03-02 |
| 5866498 | Composite catalysts for hydrocarbon oxidation | Somasundaram Subramanian, William L. H. Watkins | 1999-02-02 |
| 5788936 | Catalyst system for converting emissions of a lean-burn engine | Somasundaram Subramanian, Robert J. Kudla | 1998-08-04 |
| 5766562 | Diesel emission treatment using precious metal on titania aerogel | Tjenga E. Hoost, Robert J. Kudla | 1998-06-16 |
| 5618505 | Method for converting lean-burn engine exhust gases using a two stage catalyst system | Somasundaram Subramanian, Robert J. Kudla | 1997-04-08 |
| 5593933 | Refractory oxides based silver-tungsten lean-NOx catalyst | Robert J. Kudla | 1997-01-14 |
| 5489522 | Three-way catalysts from organo noble metal precursors | Somasundaram Subramanian | 1996-02-06 |
| 5399324 | Two-stage catalyst system for lean burn engines | Somasundaram Subramanian, Robert J. Kudla | 1995-03-21 |
| 5376344 | Three-way catalyst for automotive emission control | William L. H. Watkins, Haren S. Gandhi | 1994-12-27 |
| 5328672 | Method for purification of lean-burn engine exhaust gas | Clifford Norman Montreuil, Haren S. Gandhi | 1994-07-12 |
| 5318760 | Exhaust treating system for lean-burn CNG engine | Somasundaram Subramanian, Robert J. Kudla | 1994-06-07 |
| 5316991 | Exhaust treating system for lean-burn CNG engine | Somasundaram Subramanian, Robert J. Kudla | 1994-05-31 |
| 5275795 | Method for purification of lean-burn engine exhaust gas | Clifford Norman Montreuil, Haren S. Gandhi | 1994-01-04 |
| 5234881 | Binary LA-PA oxide catalyst and method of making the catalyst | Chaitanya K. Narula, William L. H. Watkins | 1993-08-10 |