Patents by Inventor Bingyang ZHANG

Bingyang ZHANG 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).

  • Patent number: 12365105
    Abstract: The present application relates to a marking pen with an unpacking knife, which includes knife box fixed with the penholder, a first sliding groove is defined on an outer wall of the knife box, a sliding knife is slidably connected in the knife box, a driving rod is fixed on a sidewall of the sliding knife, the driving rod is slidably connected in the first sliding groove, a knife opening is provided on the outer wall of the knife box, the knife opening is in communication with an inner chamber of the knife box, a limiting block is fixed on an inner wall of the first sliding groove, an outer wall of the limiting block is configured to abut against an outer wall of the driving rod, and the knife box is provided with a driving member for driving the driving rod to slide.
    Type: Grant
    Filed: April 11, 2023
    Date of Patent: July 22, 2025
    Assignee: CHINA FIRST PENCIL CO., LTD.
    Inventor: Bingyang Zhang
  • Patent number: 12011948
    Abstract: A double-head marker pen includes a first penholder, a second penholder and a connecting tube; one end of the first penholder is formed with a first pen head, and one end of the second penholder is formed with a second pen head; and an end of the first penholder away from the first pen head is detachably connected with an end of the second penholder away from the second pen head by the connecting tube.
    Type: Grant
    Filed: May 22, 2023
    Date of Patent: June 18, 2024
    Assignee: CHINA FIRST PENCIL CO., LTD.
    Inventor: Bingyang Zhang
  • Publication number: 20230373237
    Abstract: The present application discloses the double-head marker pen, and relates to the field of marker pen production technology, including a first penholder, a second penholder and a connecting tube; one end of the first penholder is formed with a first pen head, and one end of the second penholder is formed with a second pen head; and an end of the first penholder away from the first pen head is detachably connected with an end of the second penholder away from the second pen head by the connecting tube.
    Type: Application
    Filed: May 22, 2023
    Publication date: November 23, 2023
    Inventor: Bingyang ZHANG
  • Publication number: 20230330876
    Abstract: The present application relates to a marking pen with an unpacking knife, which includes knife box fixed with the penholder, a first sliding groove is defined on an outer wall of the knife box, a sliding knife is slidably connected in the knife box, a driving rod is fixed on a sidewall of the sliding knife, the driving rod is slidably connected in the first sliding groove, a knife opening is provided on the outer wall of the knife box, the knife opening is in communication with an inner chamber of the knife box, a limiting block is fixed on an inner wall of the first sliding groove, an outer wall of the limiting block is configured to abut against an outer wall of the driving rod, and the knife box is provided with a driving member for driving the driving rod to slide.
    Type: Application
    Filed: April 11, 2023
    Publication date: October 19, 2023
    Inventor: Bingyang ZHANG