Patents by Inventor Lan Tu

Lan Tu 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).

  • Electric punch
    Patent number: D897429
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: September 29, 2020
    Assignee: Eagle (Guangzhou) Technology Development Limited
    Inventors: Siu Leung Chan, Huixiong Xiong, Jiwu Liang, Lan Tu
  • Electric stapler
    Patent number: D913065
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: March 16, 2021
    Assignee: EAGLE (SHAOGUAN) STATIONERY TECHNOLOGY LIMITED
    Inventors: Siu Leung Chan, Huixiong Xiong, Lan Tu