Chaoqun Liu

USPTO Trademark & Patent Filings

Liu Chaoqun

Trademark applications and grants for Chaoqun Liu. Chaoqun Liu has 6 trademark applications. The latest application filed is for "BAKMOM"

Company Profile
    Company Aliases
  • ChaoQun Liu
  • Liu, Chaoqun
  • chaoqun liu
  • Liu; Chaoqun - Singapore SG
  • LIU; Chaoqun - Shenzhen CN
  • Liu; Chaoqun - Beijing CN
  • Liu; Chaoqun - San Francisco CA
  • Liu; Chaoqun - Shenzhen CN
Entity Type INDIVIDUAL
Address No. 224, West Liuzhuang Village Fengtang Township, Huaiyang County Henan Province CHINA 466700

*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
VOLTAGE DROOP REDUCTION WITH A SECONDARY POWER SUPPLY
20220130432 - 17/079462 Jayapal; Senthilkumar ;   et al.
2022-04-28
CONTROL OF ACTIVE NEUTRAL-POINT CLAMPED THREE-LEVEL CONVERTER
20210367530 - 17/073455 DU; Chengrui ;   et al.
2021-11-25
FIRE EXTINGUISHING METHOD AND FIRE EXTINGUISHING SYSTEM FOR LITHIUM ION BATTERY, ELECTRONIC DEVICE AND STORAGE MEDIUM
20210205643 - 16/486452 Yang; Kai ;   et al.
2021-07-08
LEAKAGE CURRENT REDUCTION IN A DUAL RAIL DEVICE
20200234737 - Jayapal; Senthilkumar ;   et al.
2020-07-23
UPGRADING A DATABASE FROM A FIRST VERSION TO A SECOND VERSION
20200097498 - 16/140498 Tang; Xiaoyi ;   et al.
2020-03-26
Control of active neutral-point clamped three-level converter
11,316,443 - 17/073,455 Du , et al. April 26, 2
2022-04-26
Leakage current reduction in a dual rail device
11,004,480 - 16/253,210 Jayapal , et al. May 11, 2
2021-05-11
Upgrading a database from a first version to a second version
10,810,248 - 16/140,498 Tang , et al. October 20, 2
2020-10-20
Patent Grants & Applications

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