Patents Assigned to GUANGDONG ROMAN TECHNOLOGY CO., LTD.
  • Water pick
    Patent number: D806228
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: December 26, 2017
    Assignee: GUANGDONG ROMAN TECHNOLOGY CO., LTD.
    Inventor: Youchun Yan
  • Razor
    Patent number: D812301
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: March 6, 2018
    Assignee: GUANGDONG ROMAN TECHNOLOGY CO., LTD.
    Inventor: Youchun Yan
  • Razor
    Patent number: D819274
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: May 29, 2018
    Assignee: GUANGDONG ROMAN TECHNOLOGY CO., LTD.
    Inventor: Youchun Yan
  • Razor
    Patent number: D823542
    Type: Grant
    Filed: September 5, 2017
    Date of Patent: July 17, 2018
    Assignee: Guangdong Roman Technology Co., Ltd.
    Inventors: Youchun Yan, Guang Lu
  • Razor
    Patent number: D824103
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: July 24, 2018
    Assignee: GUANGDONG ROMAN TECHNOLOGY CO., LTD.
    Inventor: Youchun Yan
  • Electric toothbrush
    Patent number: D824175
    Type: Grant
    Filed: October 18, 2016
    Date of Patent: July 31, 2018
    Assignee: GUANGDONG ROMAN TECHNOLOGY CO., LTD.
    Inventor: Youchun Yan