Patents by Inventor Mei-Ching Chu

Mei-Ching Chu 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).

  • Door handle
    Patent number: D927282
    Type: Grant
    Filed: April 18, 2019
    Date of Patent: August 10, 2021
    Assignee: TONG LUNG METAL INDUSTRY CO., LTD.
    Inventors: Mei-Ching Chu, Suh-You Yang, Shih-Kai Hsu
  • Door handle
    Patent number: D966865
    Type: Grant
    Filed: April 28, 2021
    Date of Patent: October 18, 2022
    Assignee: TONG LUNG METAL INDUSTRY CO., LTD.
    Inventors: Mei-Ching Chu, Pei-Ting Huang, Shih-Kai Hsu, Suh-You Yang
  • Smart lock
    Patent number: D1012667
    Type: Grant
    Filed: May 31, 2022
    Date of Patent: January 30, 2024
    Assignee: TONG LUNG METAL INDUSTRY CO., LTD.
    Inventors: Mei-Ching Chu, Chun-Yi Fang, Suh-You Yang, Shih-Kai Hsu
  • Smart lock
    Patent number: D1063590
    Type: Grant
    Filed: July 21, 2022
    Date of Patent: February 25, 2025
    Assignee: TONG LUNG METAL INDUSTRY CO., LTD.
    Inventors: Mei-Ching Chu, Chun-Yi Fang, Pai-Hsiang Chuang, Chen-Ming Lin, Yu Lin, Ruei-Jie Jeng, Ding-Sian Cai