Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8911698 | Supported catalyst for removing nitrogen oxides, method of preparing the same, and removing method of nitrogen oxides using the same | Jin Woo Choung, In-Sik Nam, Mun Kyu Kim, Pyung Soon Kim | 2014-12-16 |
| 8894952 | Method of reducing nitrogen oxide using amine compound as reductant | Jin Woo Choung, In-Sik Nam, Mun Kyu Kim, Young Jin Kim, Pyung Soon Kim | 2014-11-25 |
| 8099951 | Dual bed catalyst system for NOx reduction in lean-burn engine exhaust | — | 2012-01-24 |
| 7939039 | Bimetallic catalyst for NOx reduction in engine exhaust | Joon-Hyun Baik | 2011-05-10 |
| 7891171 | Hybrid catalyst for NOx reduction using fuel hydrocarbons as reductant | Joon-Hyun Baik | 2011-02-22 |
| 7790127 | NOx emission control system for hydrocarbon fueled power source | Jong-Hwan Lee | 2010-09-07 |
| 7484358 | Continuous reforming of diesel fuel for NOx reduction | Keith L. Olson | 2009-02-03 |
| 7368094 | Plasma-assisted NOx reduction | Jong-Hwan Lee | 2008-05-06 |
| 7272925 | NOx reduction in lean burn engine exhaust | Kenneth B. Gross, Steven J. Schmieg, Jerome P. Ortmann, Daniel Dziedzic, Thomas J. Chapaton | 2007-09-25 |
| 7093429 | Reforming diesel fuel for NOx reduction | — | 2006-08-22 |
| 7090811 | Method of reducing NOx in diesel engine exhaust | Jong-Hwan Lee | 2006-08-15 |
| 7060231 | Plasma reactor having regions of active and passive electric field | Se Oh, Steven J. Schmieg | 2006-06-13 |
| 7049261 | Zeolite catalyst and preparation process for NOx reduction | In-Sik Nam, Sung-Dae Yim, Joon-Hyun Baik, Se Oh | 2006-05-23 |
| 6959538 | Ultra low power plasma reactor system for automotive NOx emission control | Steven J. Schmieg, Se Oh | 2005-11-01 |
| 6957528 | No reduction with diesel fuel reformed by nonthermal hyperplasma | — | 2005-10-25 |
| 6936562 | Hydrothermally stable catalyst for improved lean NOx reduction | Richard J. Blint, Ayyappan Subbiah | 2005-08-30 |
| 6645448 | Hydrothermally stable catalyst for improved lean NOx reduction | Richard J. Blint, Ayyappan Subbiah | 2003-11-11 |
| 5609022 | Method of reducing NO.sub.x emissions from lean-burn combustion engines | — | 1997-03-11 |
| 4839146 | Catalyst for simultaneous NO decomposition and CO oxidation under cycled operating conditions | Christopher J. Stock | 1989-06-13 |
| 4521532 | Monolithic catalytic converter for improved thermal performance | — | 1985-06-04 |