Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8543479 | System for operating investment money | Chul Min Kim, Bum Sik Jeong, Young Jun Gho | 2013-09-24 |
| 4974619 | Wafer cleaning device for use in manufacturing a semiconductor device | — | 1990-12-04 |