Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10343239 | Apparatus and method for manufacturing heat exchanger | Doo Hee Lee, Hyoung Roh, Hyoung-sub Han | 2019-07-09 |
BL
Bum-jung Lee
Overall (All Time): #2,866,866 of 4,157,543Top 70%
1
Patents All Time