Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6090279 | Access valve devices, their use in separation apparatus, and corresponding methods | John D. Davis | 2000-07-18 |
| 5945373 | Surface modification of silica and products thereof, particularly chromatography media | — | 1999-08-31 |
| 5902485 | Access valve devices, their use in separation apparatus and corresponding methods | John D. Davis | 1999-05-11 |
| 5726570 | NMR measuring cell | Manfred Spraul, Harald Schwalbe | 1998-03-10 |
| 5517856 | NMR sample holder | Manfred Spraul | 1996-05-21 |
| 5397989 | Directly coupled sample changer system for fluid NMR spectroscopy | Manfred Spraul | 1995-03-14 |
| 5283036 | Apparatus for coupled liquid chromatography and nuclear magnetic resonance spectroscopy measurements | Manfred Spraul | 1994-02-01 |
| 5258712 | Sample head for flowthrough NMR spectroscopy | Manfred Spraul | 1993-11-02 |
| 5198766 | Apparatus for measuring chemical and/or physical reaction sequences by nuclear magnetic resonance spectrometry | Manfred Spraul | 1993-03-30 |