Zheng; Yongchang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Zheng; Yongchang.The latest application filed is for "multi-stage bipolar electrodialysis system for high concentration acid or base production".

Company Profile

10.7.18

Zheng; Yongchang - Watertown MA
ZHENG; Yongchang - Westborough MA

*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
Bipolar electrodialysis methods and systems Grant 10,946,341 - Zheng , et al. March 16, 2	2021-03-16
Multi-stage Bipolar Electrodialysis System For High Concentration Acid Or Base Production App 20210069645 - ZHANG; Chengqian ; et al.	2021-03-11
Spiral Wound Bipolar Electrodialysis Cell App 20200070093 - XIA; Zijun ; et al.	2020-03-05
Electrodialysis Stack App 20200070095 - BARBER; John H. ; et al.	2020-03-05
Cation-exchange Polymer And Methods Of Production App 20200048421 - ZHANG; Kai ; et al.	2020-02-13
Ion Conductive Spacer, Preparing Process Thereof And Electrodialysis Reversal Stack App 20190358589 - LU; Wei ; et al.	2019-11-28
Ion-exchange membrane with multi-layered support substrate Grant 10,486,151 - Barber , et al. Nov	2019-11-26
Ion Exchange Membranes Containing Inorganic Particles App 20190153176 - ZHANG; Kai ; et al.	2019-05-23
Ion exchange membranes prepared from crosslinked ion exchange polymer compositions Grant 10,273,338 - Zhang , et al.	2019-04-30
Ion exchange membranes containing inorganic particles Grant 10,221,289 - Zhang , et al.	2019-03-05
Bipolar Electrodialysis Methods And Systems App 20180154312 - ZHENG; Yongchang ; et al.	2018-06-07
Ion-exchange Membrane With Multi-layered Support Substrate App 20180043345 - BARBER; John H. ; et al.	2018-02-15
Ion Exchange Membranes Prepared From Crosslinked Ion Exchange Polymer Compositions App 20170355827 - ZHANG; Kai ; et al.	2017-12-14
Ion Exchange Membranes Containing Inorganic Particles App 20170266627 - ZHANG; Kai ; et al.	2017-09-21
Ion exchange membranes containing inorganic particles Grant 9,700,850 - Zhang , et al. July 11, 2	2017-07-11
Ion Exchange Membranes Containing Inorganic Particles App 20160067654 - ZHANG; Kai ; et al.	2016-03-10
Acid block anion membrane Grant 8,470,896 - Zheng , et al. June 25, 2	2013-06-25
Acid Block Anion Membrane App 20120165419 - Zheng; Yongchang ; et al.	2012-06-28
Production Line Treatment For Organic Product App 20080272001 - Zhang; Li ; et al.	2008-11-06
Bipolar membrane and method of making same App 20060173084 - Zheng; Yongchang ; et al.	2006-08-03
Production line and treatment for organic product App 20060169586 - Zhang; Li ; et al.	2006-08-03
Styrene sulfonate cation exchange membrane App 20010009967 - Lin, Juchui Ray ; et al.	2001-07-26

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