Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6127300 | Process for making a catalyst with noble metal on molecular sieve crystal surface | Heinz J. Robota | 2000-10-03 |
| 6087295 | Reduction of NO.sub.x in the exhaust gases from internal combustion engines containing excess oxygen | Heinz J. Robota | 2000-07-11 |
| 5980844 | SO.sub.2 -tolerant silver oxide catalysts | — | 1999-11-09 |
| 5977012 | Alloyed metal catalysts for the reduction of NO.sub.x in the exhaust gases from internal combustion engines containing excess oxygen | Heinz J. Robota, John G. Nunan, Michael G. Henk | 1999-11-02 |
| 5972820 | Methods of making stabilized crystalline alumina compositions, and alumina compositions and catalyst supports made therefrom | Roy T. Mitsche, Heinz J. Robota, Michael G. Gatter | 1999-10-26 |
| 5968466 | Copper-silver zeolite catalysts in exhaust gas treatment | — | 1999-10-19 |
| 5908806 | Copper-silver zeolite catalysts | — | 1999-06-01 |
| 5897846 | Catalytic converter having a catalyst with noble metal on molecular sieve crystal surface and method of treating diesel engine exhaust gas with same | Heinz J. Robota | 1999-04-27 |
| 5894068 | Reduction of NO.sub.x in the exhaust gases from internal combustion engines containing excess oxygen | Michael G. Henk, Heinz J. Robota | 1999-04-13 |
| 5877106 | Stabilized crystalline alumina compositions | Roy T. Mitsche, Heinz J. Robota, Michael G. Gatter | 1999-03-02 |
| 5389589 | Barium-containing alumina | — | 1995-02-14 |