Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8966757 | Plastic heat exchanger and method of manufacturing the same | Eon Seok Lee, Ho-geun Ryu, Sang Hoon Han | 2015-03-03 |
DC
Du-soon Choi
Overall (All Time): #3,040,667 of 4,157,543Top 75%
1
Patents All Time