Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8426215 | Gas chromatograph and method for analyzing a mixture of substances by gas chromatography | Udo Gellert | 2013-04-23 |
| 7141211 | System for determining total sulfur content | Udo Offermanns | 2006-11-28 |
| 6952946 | Method for the gas chromatographic analysis of a sample, and analyzer | — | 2005-10-11 |
| 6845650 | Gas chromatograph | — | 2005-01-25 |
| 6447581 | Gas flow switching device | Udo Gellert, Arno Steckenborn | 2002-09-10 |
| 5139345 | Temperature sensor for mixing and kneading machines | Manfred Schafer, Ulrich Wolf | 1992-08-18 |
| 4861358 | Branch coupling for use between capillary columns of gas chromatographs | Horst Straub | 1989-08-29 |
| 4305276 | Temperature controlled oven chamber for gas chromatography | — | 1981-12-15 |