Michel; Stefan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Michel; Stefan.The latest application filed is for "process and apparatus for the industrial preparation of methylhydroxyalkylcellulose".
- Michel; Stefan - Walsrode DE
- Michel; Stefan - Marienfels DE
| Patent | Date |
|---|---|
| Chromatographic separation of enantiomers of lactones Grant 6,689,889 - Lange , et al. February 10, 2 | 2004-02-10 |
| Process and apparatus for the industrial preparation of methylhydroxyalkylcellulose Grant 6,667,395 - Holtkotter , et al. December 23, 2 | 2003-12-23 |
| Process and apparatus for the industrial preparation of methylhydroxyalkylcellulose App 20030065166 - Holtkotter, Torsten ; et al. | 2003-04-03 |
| Current-limiting contact arrangement Grant 6,518,530 - Heins , et al. February 11, 2 | 2003-02-11 |
| Chromatographic separation of enantiomers of lactones App 20020133017 - Lange, Walter ; et al. | 2002-09-19 |
| Current-limiting contact arrangement App 20020056705 - Heins, Volker ; et al. | 2002-05-16 |
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