Marggraff; Frank-Klaus
Patent Applications and Registrations
Patent applications and USPTO patent grants for Marggraff; Frank-Klaus.The latest application filed is for "membrane pipe module".
- Marggraff; Frank-Klaus - Homburg DE
| Patent | Date |
|---|---|
| Membrane pipe module Grant 7,655,141 - Bruschke , et al. February 2, 2 | 2010-02-02 |
| Method for the continuous manufacture of tubular membranes Grant 7,517,421 - Bruschke , et al. April 14, 2 | 2009-04-14 |
| Membrane pipe module App 20070039886 - Bruschke; Hartmut E A ; et al. | 2007-02-22 |
| Method for the continuous production of tubular membranes App 20060201611 - Bruschke; Hartmut E. A. ; et al. | 2006-09-14 |
| Membrane module for the separation of fluid mixtures Grant 6,790,350 - Pex , et al. September 14, 2 | 2004-09-14 |
| Membrane module for the separation of fluid mixtures App 20030121840 - Pex, Petrus Paulus Antonius Catharina ; et al. | 2003-07-03 |
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