HC

Huamin Cai

VC Valco Instruments Company: 13 patents #2 of 16Top 15%
📍 Houston, TX: #1,415 of 21,073 inventorsTop 7%
🗺 Texas: #9,719 of 125,132 inventorsTop 8%
Overall (All Time): #320,675 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
10502721 Chromatographic system temperature control system Stanley D. Stearns, Chris Bishop, Robert D. Simpson, Chris S. Cowles, Dale Ashworth +1 more 2019-12-10
10481136 Chromatographic system temperature control system Stanley D. Stearns, Chris Bishop, Robert D. Simpson, Chris S. Cowles, Dale Ashworth +1 more 2019-11-19
10481137 Chromatographic system temperature control system Stanley D. Stearns, Chris Bishop, Robert D. Simpson, Chris S. Cowles, Dale Ashworth +1 more 2019-11-19
10324069 Chromatographic system temperature control system Stanley D. Stearns, Chris Bishop, Robert D. Simpson, Chris S. Cowles, Dale Ashworth +1 more 2019-06-18
9188570 Photo ionization detector for gas chromatography having at least two separately ionizing sources Stanley D. Stearns 2015-11-17
8963554 Pulsed discharge helium ionization detector with multiple combined bias/collecting electrodes for gas chromatography and method of use Stanley D. Stearns 2015-02-24
8829914 Photo ionization detector for gas chromatography having two separately ionizing sources and methods of use Stanley D. Stearns 2014-09-09
8772680 Adaptive temperature controller Stanley D. Stearns, Chris S. Cowles 2014-07-08
8642931 Adaptive temperature controller Stanley D. Stearns, Chris S. Cowles 2014-02-04
7601543 Method of modulating a second carrier for partial modulation via pulsed flow modulator for comprehensive two-dimensional liquid or gas chromatography Stanley D. Stearns 2009-10-13
7507586 Partial modulation via pulsed flow modulator for comprehensive two-dimensional liquid or gas chromatography with multiple modulation periods 2009-03-24
7442902 Adaptive temperature controller Stanley D. Stearns, Chris S. Cowles 2008-10-28
7091044 Partial modulation via pulsed flow modulator for comprehensive two-dimensional liquid or gas chromatography Stanley D. Stearns 2006-08-15
6842008 Gas detector with modular detection and discharge source calibration Stanley D. Stearns 2005-01-11
5767683 System for detecting compounds in a gaseous sample using photoionization, electron capture detection, and a constant current feedback control circuit which responds to compound concentration Stanley D. Stearns, Wayne E. Wentworth 1998-06-16