Patents by Inventor Kangquan Xu

Kangquan Xu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Air conditioner
    Patent number: D685072
    Type: Grant
    Filed: February 24, 2012
    Date of Patent: June 25, 2013
    Assignee: Gree Electric Appliance, Inc. of Zhuhai
    Inventors: Yubin Li, Huanlong Wu, Liang Li, Kangquan Xu, Yin Li
  • Air conditioner
    Patent number: D744076
    Type: Grant
    Filed: October 4, 2013
    Date of Patent: November 24, 2015
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Kangquan Xu, Jie Wang, Dongchang Yi, Yunlong Tan, Renchun Zhou, Xueqiao Wu, Ying Wang, Mingzhu Dong, Hui Zhang, Huanlong Wu, Liang Li, Tangtang Gu, Huazhong Zhang
  • Air humidifier
    Patent number: D888913
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: June 30, 2020
    Inventors: Wenbing Ling, Chunqing Hu, Xue Zhang, Chunyue Xu, Jingjing Wang, Luan Qin, Huanlong Wu, Xuxiang He, Sha Li, Jijian Zhang, Nanfei Chen, Jinmei Feng, Qinhong Chen, Binglei Niu, Yang Guo, Weirui Liu, Linjun Yu, Zhaigu Fu, Zhaoyang Wu, Jiaying Tan, Junyi Zhou, Huihui Wang, Jianming Guan, Jianfeng Lin, Qingfeng Zhang, Xusheng Chen, Min Zhang, Ningning Han, Jiahua Liu, Kangquan Xu, Qingqing Cai