Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10215738 | Multi-way valve | — | 2019-02-26 |
| 10126277 | Method and thermal conductivity detector | Glen Eugene Schmidt | 2018-11-13 |
| 10060866 | Thermal conductivity detector and detector module | Glen Eugene Schmidt | 2018-08-28 |
| 9903770 | Thermal conductivity detector circuit and method for operating the same | Glen Eugene Schmidt, Aosheng Wang | 2018-02-27 |
| 9599595 | Comprehensive two-dimensional gas chromatograph and modulator for the chromatograph | — | 2017-03-21 |
| 9546972 | Thermal conductivity detector | — | 2017-01-17 |
| 9201050 | Method for improving a chromatographic detection limit for an analyte | — | 2015-12-01 |
| 9116160 | Method and arrangement for gas chromatographic analysis of a gas sample | Frank Probst | 2015-08-25 |
| 9027421 | Liquid-metering device for a gas analyzer | — | 2015-05-12 |
| 8426215 | Gas chromatograph and method for analyzing a mixture of substances by gas chromatography | Friedhelm Mueller | 2013-04-23 |
| 8240334 | Arrangement for metering a gaseous sample in a carrier gas stream | — | 2012-08-14 |
| 6896406 | Heat conductivity detector | — | 2005-05-24 |
| 6454840 | Separation-column unit for a gas-chromatograph and method for making the same | Friedhelm Muller, Arno Steckenborn | 2002-09-24 |
| 6447581 | Gas flow switching device | Friedhelm Mueller, Arno Steckenborn | 2002-09-10 |