Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE48198 | Loading space variable refrigeration system of refrigerator car | Hyun Soo Lee | 2020-09-08 |
| 9469237 | Loading space variable refrigeration system of refrigerator car | Hyun Soo Lee | 2016-10-18 |