Patents Assigned to Hangzhou Huanyu Technology Co., Ltd
  • Litter box
    Patent number: D923887
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: June 29, 2021
    Assignee: Hangzhou Huanyu Technology Co., Ltd
    Inventor: Mingxue Wang
  • Litter box
    Patent number: D1005618
    Type: Grant
    Filed: June 26, 2023
    Date of Patent: November 21, 2023
    Assignee: HANGZHOU HUANYU TECHNOLOGY CO., LTD
    Inventor: Mingxue Wang
  • Litter box
    Patent number: D1007081
    Type: Grant
    Filed: August 24, 2023
    Date of Patent: December 5, 2023
    Assignee: HANGZHOU HUANYU TECHNOLOGY CO., LTD
    Inventor: Mingxue Wang
  • Litter box
    Patent number: D1023484
    Type: Grant
    Filed: June 26, 2023
    Date of Patent: April 16, 2024
    Assignee: HANGZHOU HUANYU TECHNOLOGY CO., LTD
    Inventor: Mingxue Wang