Assignee
CHENG ALAN T
US·2 granted patents·8 pending applications·2 citations·filing 2011–2017
Top patents by PatentIndex Score
10 records- 0172US8820097B2Method and system for regulating the mixture of cryogen liquid and warm gas for a controlled rate cryogenic chiller or freezing systemCHENG ALAN T·Filed 2011·Granted Sep 2, 2014·1 cites·16 claims
- 0267US10744468B2System and method for feeding gas into liquidCHENG ALAN T·Filed 2017·Granted Aug 18, 2020·1 cites·11 claims
- 0360US2014356852A1System and method for micro-aeration based fermentationCHENG ALAN T·Filed 2013·Application pending·0 cites
- 0459US2013323714A1System and method for micro-aeration based fermentationCHENG ALAN T·Filed 2013·Application pending·0 cites
- 0546US2012295332A1Systems and methods for delivering oxygen to a vesselCHENG ALAN T·Filed 2012·Application pending·0 cites
- 0646US2012295333A1Systems and methods for producing a gas dispersion in a biological substance in a disposable vesselCHENG ALAN T·Filed 2012·Application pending·0 cites
- 0743US2012295248A1Systems and methods for dynamic gas control in a disposable vesselCHENG ALAN T·Filed 2012·Application pending·0 cites
- 0841US2012318017A1System and method for cryogenic condensingCHENG ALAN T·Filed 2012·Application pending·0 cites
- 0940US2014000310A1System and method for cryogenic cooling of a process stream with enhanced recovery of refrigerationCHENG ALAN T·Filed 2011·Application pending·0 cites
- 1040US2014007615A1System and method for purification of silane using liquid nitrogen in a polysilicon production processCHENG ALAN T·Filed 2011·Application pending·0 cites
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