Patents by Inventor Ruiming Cen

Ruiming Cen 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).

  • Pill box
    Patent number: D943267
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: February 15, 2022
    Assignee: Guangzhou Ruidu Electronic Technology Co., Ltd.
    Inventor: Ruiming Cen
  • Pill box
    Patent number: D1008648
    Type: Grant
    Filed: June 23, 2022
    Date of Patent: December 26, 2023
    Inventor: Ruiming Cen
  • Pill dispenser
    Patent number: D1014068
    Type: Grant
    Filed: June 23, 2022
    Date of Patent: February 13, 2024
    Inventor: Ruiming Cen
  • Pill box
    Patent number: D1058150
    Type: Grant
    Filed: August 2, 2024
    Date of Patent: January 21, 2025
    Inventor: Ruiming Cen