Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8801958 | Titanium etchant composition and method of forming a semiconductor device using the same | Dong Min KANG, Heon jin Park, Baiksoon Choi, Seunghyun Ahn, Jeong Kwon +1 more | 2014-08-12 |
| 8486880 | Composition for removing a photoresist and method of manufacturing semiconductor device using the composition | Dong Min KANG, Dongchan Bae, Baiksoon Choi, Seunghyun Ahn, Myungkook Park +1 more | 2013-07-16 |
| 8343853 | Semiconductor wafer, semiconductor device using the same, and method and apparatus for producing the same | Tae-Hyoung Koo, Sam-jong Choi, Yeonsook Kim, Taesung Kim, Heesung Kim +1 more | 2013-01-01 |
| 8058221 | Composition for removing a photoresist and method of manufacturing semiconductor device using the composition | Dong Min KANG, Dongchan Bae, Baiksoon Choi, Seunghyun Ahn, Myungkook Park +1 more | 2011-11-15 |