Ammermann; Stephan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ammermann; Stephan.The latest application filed is for "activated carbon filter unit for a tank system".
- Ammermann; Stephan - Gottingen DE
| Patent | Date |
|---|---|
| Activated carbon filter unit for a tank system Grant 8,157,904 - Ammermann , et al. April 17, 2 | 2012-04-17 |
| Activated Carbon Filter Unit For A Tank System App 20090293726 - Ammermann; Stephan ; et al. | 2009-12-03 |
| Carbon Canister Cap With Integrated Device App 20090101119 - Ammermann; Stephan | 2009-04-23 |
| Fuel vapor control apparatus App 20080223343 - Ammermann; Stephan | 2008-09-18 |
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