Jen; Hung-Wen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Jen; Hung-Wen.The latest application filed is for "exhaust gas catalyst and method of manufacturing same".
- Jen; Hung-Wen - Troy MI
| Patent | Date |
|---|---|
| Exhaust gas catalyst and method of manufacturing same Grant 7,229,948 - Chigapov , et al. June 12, 2 | 2007-06-12 |
| Exhaust Gas Catalyst And Method Of Manufacturing Same App 20050124489 - Chigapov, Albert Nazipovich ; et al. | 2005-06-09 |
| Exhaust gas catalyst and method of manufacturing same Grant 6,893,998 - Shigapov , et al. May 17, 2 | 2005-05-17 |
| Exhaust gas catalyst and method of manufacturing same App 20020032123 - Shigapov, Albert Nazipovich ; et al. | 2002-03-14 |
| Sol-gel alumina membrane for lean NOx catalysts and method of making same Grant 6,232,253 - Narula , et al. May 15, 2 | 2001-05-15 |
| Catalyst/hydrocarbon trap hybrid system Grant 5,772,972 - Hepburn , et al. June 30, 1 | 1998-06-30 |
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