Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9671252 | Apparatus of detecting capacitance | Haijin Seo, Wonho SHIN, Jongil Yu, Heungjoo Choi, Jongchul Lim | 2017-06-06 |
| 9458280 | Polishing pad compound | Bong-Su Ahn, Jin Su Jeong, Jungsik Choi | 2016-10-04 |
| 9333467 | Apparatus for manufacturing polishing pad and method of manufacturing polishing pad using the same | Bong-Su Ahn, Jin Su Jeong, Jungsik Choi | 2016-05-10 |