Patents by Inventor Chaofeng Sun

Chaofeng Sun 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).

  • Lock for gun and multifunctional gun storage stand
    Patent number: 12442606
    Abstract: The present disclosure relates to the technical field of gun locks, and particularly, to a lock for safety protection of a gun trigger and a multifunctional gun storage stand. The lock includes a base, a shell fixedly connected to the base, a stabilizer fixedly connected to the shell, and a locking device mounted inside the shell. The locking device is provided with a movably opened and closed lock catch assembly and a locking assembly restraining the lock catch assembly from being movably opened and closed; the lock catch assembly is movably connected to the locking assembly, and the lock catch assembly is provided with a lock catch post.
    Type: Grant
    Filed: October 30, 2023
    Date of Patent: October 14, 2025
    Assignee: Shenzhen Hanmai Technology Co., Ltd
    Inventors: Wenyuan Zhang, Chaofeng Sun
  • LOCK FOR SAFETY PROTECTION OF GUN TRIGGER AND MULTIFUNCTIONAL GUN STORAGE STAND
    Publication number: 20240060739
    Abstract: The present disclosure relates to the technical field of gun locks, and particularly, to a lock for safety protection of a gun trigger and a multifunctional gun storage stand. The lock includes a base, a shell fixedly connected to the base, a stabilizer fixedly connected to the shell, and a locking device mounted inside the shell. The locking device is provided with a movably opened and closed lock catch assembly and a locking assembly restraining the lock catch assembly from being movably opened and closed; the lock catch assembly is movably connected to the locking assembly, and the lock catch assembly is provided with a lock catch post.
    Type: Application
    Filed: October 30, 2023
    Publication date: February 22, 2024
    Inventors: Wenyuan Zhang, Chaofeng Sun
  • Long-acting polypeptide composition for treating atrial fibrillation and its application
    Patent number: 11712461
    Abstract: A polypeptide composition for treating atrial fibrillation includes a polypeptide that has a sequence: fADNYTRLRKQMAVKKYLNSILN-NH2 (SEQ ID NO: 1), From an N-terminus of the polypeptide, a first amino acid (f) is a D-Phe, a second amino acid is Ala, and a third amino acid is Asp; and the peptide is linear in a solution and forms an ?-helix structure after encountering a lipid bilayer.
    Type: Grant
    Filed: September 10, 2022
    Date of Patent: August 1, 2023
    Assignee: THE FIRST AFFILIATED HOSPITAL OF XI'AN JIAOTONG UNIVERSITY
    Inventors: Yue Wu, Kaiyue Feng, Chaofeng Sun
  • LONG-ACTING POLYPEPTIDE COMPOSITION FOR TREATING ATRIAL FIBRILLATION AND ITS APPLICATION
    Publication number: 20230131922
    Abstract: A polypeptide composition for treating atrial fibrillation includes a polypeptide that has a sequence: fADNYTRLRKQMAVKKYLNSILN-NH2 (SEQ ID NO: 1), From an N-terminus of the polypeptide, a first amino acid (f) is a D-Phe, a second amino acid is Ala, and a third amino acid is Asp; and the peptide is linear in a solution and forms an ?-helix structure after encountering a lipid bilayer.
    Type: Application
    Filed: September 10, 2022
    Publication date: April 27, 2023
    Applicant: THE FIRST AFFILIATED HOSPITAL OF XI'AN JIAOTONG UNIVERSITY
    Inventors: Yue WU, Kaiyue FENG, Chaofeng SUN
  • Portable white noise machine
    Patent number: D919662
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: May 18, 2021
    Assignee: SHENZHEN INSPIRATION TECHNOLOGY CO. LTD.
    Inventor: Chaofeng Sun
  • White noise machine
    Patent number: D997907
    Type: Grant
    Filed: November 23, 2021
    Date of Patent: September 5, 2023
    Inventor: Chaofeng Sun
  • Wake up light
    Patent number: D1002912
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: October 24, 2023
    Inventor: Chaofeng Sun
  • White noise machine
    Patent number: D1028938
    Type: Grant
    Filed: December 4, 2023
    Date of Patent: May 28, 2024
    Assignee: Shenzhen Rongyi Intelligent Co., Ltd
    Inventor: Chaofeng Sun
  • Sleep aid machine
    Patent number: D1039513
    Type: Grant
    Filed: December 16, 2022
    Date of Patent: August 20, 2024
    Inventor: Chaofeng Sun
  • Sleep aid device
    Patent number: D1047971
    Type: Grant
    Filed: May 8, 2024
    Date of Patent: October 22, 2024
    Assignee: SHENZHEN INSPIRATION TECHNOLOGY CO. LTD.
    Inventor: Chaofeng Sun
  • White noise machine
    Patent number: D1069843
    Type: Grant
    Filed: October 14, 2022
    Date of Patent: April 8, 2025
    Assignee: SHENZHEN INSPIRATION TECHNOLOGY CO. LTD.
    Inventor: Chaofeng Sun
  • Pistol lock
    Patent number: D1114589
    Type: Grant
    Filed: October 27, 2023
    Date of Patent: February 24, 2026
    Assignee: Shenzhen Hanmai Technology Co., Ltd.
    Inventors: Wenyuan Zhang, Chaofeng Sun