Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10145624 | Wavy fin, heat exchanger having the same, apparatus for manufacturing the same, method for manufacturing the same and computer recordable medium storing the method | Gun Woo Kim | 2018-12-04 |
| 4281940 | Loose-leaf binder | — | 1981-08-04 |