Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811688 | Chromatography columns | — | 2004-11-02 |
| 6741079 | NMR microsample holder which allows safe and simple exchanges of the sample tube | Ernst Ulrich Braumann | 2004-05-25 |
| 6719899 | Access valve devices, their use in separation apparatus, and corresponding methods | John D. Davis | 2004-04-13 |