Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8470519 | Method for removing photoresist pattern | Sam Jang, Bum Joon Kim, Jung-Geun Jhin, Sang-Il Kim, Do-Han Lee | 2013-06-25 |
| 7977223 | Method of forming nitride semiconductor and electronic device comprising the same | Bum Joon Kim, Jung-Geun Jhin, Jong-Hyeob Baek | 2011-07-12 |
| 4231430 | Automatic soda-acid fire extinguisher system | — | 1980-11-04 |