Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10954848 | Rotary engine | Yunhi Lee, Wheesung Oh, Byeongchul Lee | 2021-03-23 |
BY
Byeonghun Yu
Overall (2021): #508,561 of 548,734Top 95%
1
Patents 2021