Patents by Inventor Kyo-Gun Chang

Kyo-Gun Chang 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).

  • Amphibious vehicle with forward shape transforming system
    Patent number: 10569608
    Abstract: The proposed technology relates to an amphibious vehicle with a forward shape transforming system and, more particularly, to an amphibious vehicle with a forward shape transforming system that can adjust resistance in traveling by adjusting an aspect ratio by changing the length of the amphibious vehicle. The present invention has been made in an effort to solve the problems and an object of the present invention is to maintain a posture and reduce resistance on the water by increasing the length of a vehicle body by configuring a front extension unit that moves by sliding on the front of an amphibious vehicle.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: February 25, 2020
    Assignee: AGENCY FOR DEFENSE DEVELOPMENT
    Inventors: Soo-In Lee, Jeong-Il Seo, Kyo-Gun Chang