Patents by Inventor Nenyan Guo

Nenyan Guo 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).

  • Publication number: 20210331340
    Abstract: This disclosure provides a razor device, including a razor head assembly, a handle assembly and a locking assembly. The razor head assembly is rotatably connected to the handle assembly for adjusting an angle of the razor head assembly relative to the handle assembly. The locking assembly matches with the razor head assembly and the handle assembly, and is configured to switch the locking and unlocking between the razor head assembly and the handle assembly. The head assembly can be drove to rotate relative to the handle assembly. The razor head assembly is unlocked from the handle assembly via the locking assembly, and then driven to rotate the handle assembly to adjust the angle. After the desired angle is reached, the razor head assembly is locked to the handle assembly via the locking assembly again.
    Type: Application
    Filed: July 9, 2021
    Publication date: October 28, 2021
    Inventor: Nenyan GUO
  • Patent number: D836839
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: December 25, 2018
    Assignee: NINGHAI ARK COMMODITY CO., LTD.
    Inventor: Nenyan Guo
  • Patent number: D943219
    Type: Grant
    Filed: August 24, 2020
    Date of Patent: February 8, 2022
    Assignee: NINGHAI ARK COMMODITY CO., LTD.
    Inventor: Nenyan Guo
  • Patent number: D971498
    Type: Grant
    Filed: May 13, 2021
    Date of Patent: November 29, 2022
    Assignee: NINGHAI ARK COMMODITY CO., LTD.
    Inventor: Nenyan Guo