Inventor · disambiguated record
Huamin Cai
Also filed as: CAI HUAMIN
15 granted patents·91 citations·filing 1996–2019
91Inventor score
Top patents by PatentIndex Score
15 records- 0180US7091044B2Partial modulation via pulsed flow modulator for comprehensive two-dimensional liquid or gas chromatographyVALCO INSTR CO INC·Filed 2004·Granted Aug 15, 2006·14 cites·7 claims
- 0279US9188570B2Photo ionization detector for gas chromatography having at least two separately ionizing sourcesVALCO INSTR CO LP·Filed 2014·Granted Nov 17, 2015·3 cites·30 claims
- 0378US8963554B2Pulsed discharge helium ionization detector with multiple combined bias/collecting electrodes for gas chromatography and method of useSTEARNS STANLEY D·Filed 2012·Granted Feb 24, 2015·3 cites·14 claims
- 0478US7442902B2Adaptive temperature controllerVALCO INSTR CO INC·Filed 2007·Granted Oct 28, 2008·14 cites·9 claims
- 0575US7601543B2Method of modulating a second carrier for partial modulation via pulsed flow modulator for comprehensive two-dimensional liquid or gas chromatographyVALCO INSTR CO INC·Filed 2005·Granted Oct 13, 2009·6 cites·3 claims
- 0674US7507586B2Partial modulation via pulsed flow modulator for comprehensive two-dimensional liquid or gas chromatography with multiple modulation periodsVALCO INSTR CO INC·Filed 2005·Granted Mar 24, 2009·3 cites·7 claims
- 0771US8772680B2Adaptive temperature controllerVALCO INSTR CO LP·Filed 2013·Granted Jul 8, 2014·4 cites·8 claims
- 0870US10481137B2Chromatographic system temperature control systemVALCO INSTR CO LP·Filed 2019·Granted Nov 19, 2019·0 cites·6 claims
- 0969US10481136B2Chromatographic system temperature control systemVALCO INSTR CO LP·Filed 2019·Granted Nov 19, 2019·0 cites·1 claims
- 1069US8829914B2Photo ionization detector for gas chromatography having two separately ionizing sources and methods of useVALCO INSTR CO LP·Filed 2012·Granted Sep 9, 2014·1 cites·14 claims
- 1169US8642931B2Adaptive temperature controllerSTEARNS STANLEY D·Filed 2008·Granted Feb 4, 2014·7 cites·6 claims
- 1269US6842008B2Gas detector with modular detection and discharge source calibrationFiled 2003·Granted Jan 11, 2005·8 cites·29 claims
- 1368US10502721B2Chromatographic system temperature control systemVALCO INSTR CO LP·Filed 2019·Granted Dec 10, 2019·0 cites·4 claims
- 1464US5767683ASystem for detecting compounds in a gaseous sample using photoionization, electron capture detection, and a constant current feedback control circuit which responds to compound concentrationFiled 1996·Granted Jun 16, 1998·28 cites·28 claims
- 1561US10324069B2Chromatographic system temperature control systemVALCO INSTR CO LP·Filed 2017·Granted Jun 18, 2019·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →