Patents by Inventor Xinchun Tang

Xinchun Tang 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).

  • Lint roller cover
    Patent number: D697312
    Type: Grant
    Filed: July 11, 2013
    Date of Patent: January 14, 2014
    Assignee: 3M Innovative Properties Company
    Inventors: Rongxia Yao, Liang Cheng, Paul N. Daveloose, Xinchun Tang
  • Lint roller
    Patent number: D697313
    Type: Grant
    Filed: July 11, 2013
    Date of Patent: January 14, 2014
    Assignee: 3M Innovative Properties Company
    Inventors: Rongxia Yao, Liang Cheng, Paul N. Daveloose, Xinchun Tang
  • Note dispenser
    Patent number: D745603
    Type: Grant
    Filed: July 10, 2014
    Date of Patent: December 15, 2015
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Shuwei Zhang, Gianmauro Vella, Xinchun Tang
  • Air purifier
    Patent number: D801505
    Type: Grant
    Filed: March 24, 2016
    Date of Patent: October 31, 2017
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Qi Yin, Xinchun Tang, Ya Feng Shen, Pei Lv
  • Air purifier
    Patent number: D844766
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: April 2, 2019
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Quancai Miao, Xinchun Tang, Man Li
  • Air purifier
    Patent number: D862673
    Type: Grant
    Filed: June 14, 2018
    Date of Patent: October 8, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: Xinchun Tang, Zijing Cao