ZHOU; Zexin

Patent Applications and Registrations

Patent applications and USPTO patent grants for ZHOU; Zexin.The latest application filed is for "direct-current transmission line protection method and system based on pure current characteristics".

Company Profile

6.7.11

ZHOU; Zexin - Beijing CN
Zhou; Zexin - Guangzhou CN
Zhou; Zexin - Shanghai CN
Zhou; Zexin - Shangahai CN

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

Patent Activity

Patent	Date
Direct-current Transmission Line Protection Method And System Based On Pure Current Characteristics App 20220285931 - ZHOU; Zexin ; et al.	2022-09-08
Method And Device For Timing In Time-varying Distance Protection Based On Multiple Lines In Tower App 20220239093 - ZHOU; Zexin ; et al.	2022-07-28
Method And Device For Starting Direct-current (dc) Transmission Line Protection, And Storage Medium App 20220131367 - CAO; Hong ; et al.	2022-04-28
SARS-COV-2 Antigen Polypeptide, Recombinant Adeno-Associated Virus Expressing the Polypeptide, and Vaccine Containing the Virus App 20210346493 - Zhou; Zexin ; et al.	2021-11-11
Current differential protection method for self-adaptive half-wavelength line based on time-difference method Grant 10,985,547 - Liang , et al. April 20, 2	2021-04-20
Method of free wave energy protection for half-wavelength line based on one sided current Grant 10,778,003 - Liu , et al. Sept	2020-09-15
Concomitant impedance protection method for half-wavelength transmission line Grant 10,605,852 - Du , et al.	2020-03-31
Method Of Free Wave Energy Protection For Half-wavelength Line Based On One Sided Current App 20190013667 - Liu; Huanzhang ; et al.	2019-01-10
Current Differential Protection Method For Self-adaptive Half-wavelength Line Based On Time-difference Method App 20180375322 - LIANG; Xuming ; et al.	2018-12-27
Concomitant Impedance Protection Method For Half-wavelength Transmission Line App 20180364292 - Du; Dingxiang ; et al.	2018-12-20
Method For Overcoming Influence Of Out-Flowing Current On Bus Differential Protection App 20170317489 - DU; Dingxiang ; et al.	2017-11-02
Force increasing self-locking drill chuck and self-locking mechanism thereof Grant 8,740,227 - Zhou , et al. June 3, 2	2014-06-03
Drill chuck with two-stage gripping Grant 7,896,356 - Zhou , et al. March 1, 2	2011-03-01
Force Increasing Self-locking Drill Chuck And Self-locking Mechanism Thereof App 20100181735 - Zhou; Zexin ; et al.	2010-07-22
Clamping structure for a handled tool Grant 7,581,907 - Zhou , et al. September 1, 2	2009-09-01
Drill chuck with two-stage gripping App 20070241519 - Zhou; Zexin ; et al.	2007-10-18
Clamping structure for a handled tool App 20060273529 - Zhou; Zexin ; et al.	2006-12-07

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