Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9840785 | Tin plating solution, tin plating equipment, and method for fabricating semiconductor device using the tin plating solution | Jin Hee Lee, Baik-Soon Choi, Jung-Sik Choi | 2017-12-12 |
| 9562299 | Copper electroplating solution and copper electroplating apparatus | Yun-Deok Kang, Ki Hyeon KIM, Youn-Joung Cho, Jung-Sik Choi | 2017-02-07 |