Patents by Inventor Doan Hung Nguyen

Doan Hung Nguyen 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).

  • PYROTECHNIC LATCH RETRACTION MECHANISM
    Publication number: 20240288251
    Abstract: The invention refers to a pyrotechnic latch retraction mechanism that can be applied to various types of flying devices. The main structure of this mechanism includes piston-cylinder assembly, electric ignition assembly and guide assembly. The solution described in this invention not only makes the exploitation, use and preservation of equipment more convenient, reduces difficulties, prevents risks and saves costs, but also ensures safety and security, reliability during device operation.
    Type: Application
    Filed: February 5, 2024
    Publication date: August 29, 2024
    Applicant: VIETTEL GROUP
    Inventors: XUAN DOAN DANG, TIEN HOA NGUYEN, DOAN HUNG NGUYEN
  • RESTORABLE PYROTECHNIC VALVE
    Publication number: 20240288087
    Abstract: The present invention provides a pyrotechnic valve that can be recovered for reuse, which includes a ignitation assembly that is mounted to a stop ring assembly and a body assembly. The body assembly contains a piston assembly that plays the role of moving to cut off the interior tubing passageways of the elbow block when the ignition assembly works. The technical solution described in this invention provides a reliable and stable pyrotechnic valve design, providing a valve recovery solution that helps reduce the cost of testing.
    Type: Application
    Filed: February 5, 2024
    Publication date: August 29, 2024
    Applicant: VIETTEL GROUP
    Inventor: DOAN HUNG NGUYEN
  • Pyrotechnic latch retraction mechanism
    Patent number: 12066277
    Abstract: The invention refers to a pyrotechnic latch retraction mechanism that can be applied to various types of flying devices. The main structure of this mechanism includes piston-cylinder assembly, electric ignition assembly and guide assembly. The solution described in this invention not only makes the exploitation, use and preservation of equipment more convenient, reduces difficulties, prevents risks and saves costs, but also ensures safety and security, reliability during device operation.
    Type: Grant
    Filed: February 5, 2024
    Date of Patent: August 20, 2024
    Assignee: VIETTEL GROUP
    Inventors: Xuan Doan Dang, Tien Hoa Nguyen, Doan Hung Nguyen