Wu, Xuehua

USPTO Trademark & Patent Filings

Wu Xuehua

Trademark applications and grants for Wu, Xuehua. Wu, Xuehua has 13 trademark applications. The latest application filed is for "AIRTOPUP"

Company Profile
    Company Aliases
  • Wu, Xuehua
  • Xuehua Wu
  • xuehua wu
  • WU; Xuehua - Beijing CN
  • Wu; Xuehua - Union City CA
  • WU; Xuehua - Union City CA
  • Wu; Xuehua - Beijing CN
Entity Type INDIVIDUAL
Address 4A, Bldg. 29, Phase 1, Rose Garden No 1093 Wanghai Rd., Shekou Nanshan Dist.,Shenzhen CHINA 518067

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Trademarks Patents
Patent Applications
Patent ApplicationDate
Ion Exchange Membrane Electrolytic Cell
20170306513 - 15/116751 LIU; Xiuming ;   et al.
2017-10-26
High Extinction Ratio Liquid Crystal Optical Switch
20140085598 - 14/093405 Yuan; Haijun ;   et al.
2014-03-27
High Extinction Ratio Liquid Crystal Optical Switch
20120236247 - 13/485052 Yuan; Haijun ;   et al.
2012-09-20
SINGLE CONTROL LIQUID CRYSTAL OPTICAL SWITCH AND ATTENUATOR
20090147212 - 12/356038 WU; Xuehua ;   et al.
2009-06-11
OPTICAL DEVICE WITH CASCADED STEERING DEVICES
20080219663 - 12/014736 Yuan; Haijun ;   et al.
2008-09-11
Ion exchange membrane electrolytic cell
10,458,030 - 15/116,751 Liu , et al. Oc
2019-10-29
High extinction ratio liquid crystal optical switch
9,041,897 - 14/093,405 Yuan , et al. May 26, 2
2015-05-26
High extinction ratio liquid crystal optical switch
8,605,247 - 13/485,052 Yuan , et al. December 10, 2
2013-12-10
High extinction ratio liquid crystal optical switch
8,605,247 - 13/485,052 Yuan , et al. December 10, 2
2013-12-10
Single control liquid crystal optical switch and attenuator
8,358,398 - 12/356,038 Wu , et al. January 22, 2
2013-01-22
Patent Grants & Applications

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