Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7105474 | Organic stripping composition and method of etching oxide using the same | Tae Hyun Kim, Byoung-Moon Yoon, Kyung-Hyun Kim, Yong-Sun Ko | 2006-09-12 |
| 6638855 | Method of filling contact hole of semiconductor device | Kyu-hwan Chang, Yong-Sun Ko, Seung-pil Chong | 2003-10-28 |
| 6406967 | Method for manufacturing cylindrical storage electrode of semiconductor device | Dae-Hyuk Chung | 2002-06-18 |
| 6399552 | Aqueous cleaning solution for removing contaminants surface of circuit substrate cleaning method using the same | Kwang-Wook Lee, Kun-Tack Lee, Yong-Sun Ko | 2002-06-04 |
| 6162671 | Method of forming capacitors having high dielectric constant material | Moon Hee Lee, Jae-inh Song, Kyu-hwan Chang | 2000-12-19 |
| 5234864 | Method for interconnecting layers in a semiconductor device using two etching gases | Jin Hong Kim | 1993-08-10 |