Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10557238 | Lost sand collecting apparatus for preventing coastal erosion | — | 2020-02-11 |
| 9645119 | System for measuring propagation velocity of sound wave and method of measuring propagation velocity of sound wave | Gil Young Kim, Dae Choul Kim, Young Kyo SEO | 2017-05-09 |
| 6269441 | Logo display device for a computer and the method thereof | Hyun Kook Lee | 2001-07-31 |