Patents by Inventor Yeon Seong CHOO

Yeon Seong CHOO 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: 20180259643
    Abstract: Disclosed is a sonar device including an upper plate, a lower plate disposed in parallel with the upper plate so as to be spaced apart from the upper plate, a plurality of refraction parts connected between the upper plate and the lower plate so as to refract sound waves, a plurality of sensor parts disposed between the upper plate and the lower plate so as to sense the sound waves passed through the refraction parts, and an output unit to visually or audibly output an intensity or direction of the sound waves sensed by the sensor parts.
    Type: Application
    Filed: November 24, 2017
    Publication date: September 13, 2018
    Applicant: MOKPO NATIONAL MARITIME UNIVERSITY INDUSTRY- UNIVERSITY COOPERATION FOUNDATION
    Inventors: Sang Hoon KIM, Yeon Seong CHOO