Gellert; Udo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Gellert; Udo.The latest application filed is for "multi-way valve".

Company Profile

0.18.20

Gellert; Udo - Bellheim DE
GELLERT; Udo - US
Gellert; Udo - Bartlesville N/A DE
Gellert; Udo - Belheim DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Multi-way valve Grant 10,215,738 - Gellert Feb	2019-02-26
Method and thermal conductivity detector Grant 10,126,277 - Gellert , et al. November 13, 2	2018-11-13
Thermal conductivity detector and detector module Grant 10,060,866 - Gellert , et al. August 28, 2	2018-08-28
Multi-Way Valve App 20180231509 - GELLERT; Udo	2018-08-16
Thermal conductivity detector circuit and method for operating the same Grant 9,903,770 - Schmidt , et al. February 27, 2	2018-02-27
Comprehensive two-dimensional gas chromatograph and modulator for the chromatograph Grant 9,599,595 - Gellert March 21, 2	2017-03-21
Thermal Conductivity Detector App 20170030873 - GELLERT; Udo	2017-02-02
Thermal conductivity detector Grant 9,546,972 - Gellert January 17, 2	2017-01-17
Thermal Conductivity Detector App 20160341682 - GELLERT; Udo	2016-11-24
Thermal Conductivity Detector And Detector Module App 20160341681 - GELLERT; Udo ; et al.	2016-11-24
Method And Thermal Conductivity Detector App 20160334376 - GELLERT; Udo ; et al.	2016-11-17
Method for improving a chromatographic detection limit for an analyte Grant 9,201,050 - Gellert December 1, 2	2015-12-01
Thermal Conductivity Detector Circuit And Method For Operating The Same App 20150292960 - SCHMIDT; Glen Eugene ; et al.	2015-10-15
Method and arrangement for gas chromatographic analysis of a gas sample Grant 9,116,160 - Gellert , et al. August 25, 2	2015-08-25
Thermal Conductivity Detector App 20150219578 - GELLERT; UDO	2015-08-06
Liquid-metering device for a gas analyzer Grant 9,027,421 - Gellert May 12, 2	2015-05-12
Comprehensive Two-dimensional Gas Chromatograph And Modulator For The Chromatograph App 20140060151 - GELLERT; Udo	2014-03-06
Liquid-Metering Device for a Gas Analyzer App 20130175356 - Gellert; Udo	2013-07-11
Method and Arrangement for Gas Chromatographic Analysis of a Gas Sample App 20130133403 - Gellert; Udo ; et al.	2013-05-30
Gas chromatograph and method for analyzing a mixture of substances by gas chromatography Grant 8,426,215 - Mueller , et al. April 23, 2	2013-04-23
Method for Improving a Chromatographic Detection Limit for an Analyte App 20120226445 - Gellert; Udo	2012-09-06
Arrangement for metering a gaseous sample in a carrier gas stream Grant 8,240,334 - Gellert August 14, 2	2012-08-14
Method and Apparatus for Gas Chromatographic Analysis of a Gas Mixture App 20120131987 - Gellert; Udo ; et al.	2012-05-31
Arrangement for metering a gaseous sample in a carrier gas stream App 20090301170 - Gellert; Udo	2009-12-10
Gas chromatograph and method for analyzing a mixture of substances by gas chromatography App 20050123452 - Mueller, Friedhelm ; et al.	2005-06-09
Heat conductivity detector Grant 6,896,406 - Gellert May 24, 2	2005-05-24
Heat conductivity detector App 20040136435 - Gellert, Udo	2004-07-15
Separation-column unit for a gas-chromatograph and method for making the same Grant 6,454,840 - Gellert , et al. September 24, 2	2002-09-24
Gas flow switching device App 20010039880 - Gellert, Udo ; et al.	2001-11-15

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