Patents Assigned to GUANGZHOU ROISKIN ELECTRICAL TECHNOLOGY CO., LTD.
  • Portable power charger with audio device
    Patent number: D851034
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: June 11, 2019
    Assignee: GUANGZHOU ROISKIN ELECTRICAL TECHNOLOGY CO., LTD.
    Inventor: Sam Lin
  • Portable power charger
    Patent number: D910558
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: February 16, 2021
    Assignee: GUANGZHOU ROISKIN ELECTRICAL TECHNOLOGY CO., LTD.
    Inventor: Sam Lin
  • Portable power charger
    Patent number: D910559
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: February 16, 2021
    Assignee: GUANGZHOU ROISKIN ELECTRICAL TECHNOLOGY CO., LTD.
    Inventor: Sam Lin
  • Protective case for electronic device
    Patent number: D913969
    Type: Grant
    Filed: January 8, 2018
    Date of Patent: March 23, 2021
    Assignee: GUANGZHOU ROISKIN ELECTRICAL TECHNOLOGY CO., LTD.
    Inventor: Sam Lin
  • Notebook computer shell
    Patent number: D964983
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: September 27, 2022
    Assignee: Guangzhou Roiskin Electrical Technology Co., Ltd.
    Inventor: Sam Lin