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, Kyoochul Cho, 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, Kyoochul Cho, Seunghyun Ahn, Myungkook Park +1 more | 2013-07-16 |
| 8129322 | Photosensitive-resin remover composition and method of fabricating semiconductor device using the same | Ahn-Ho Lee, Junghun Lim, Young-Taek Hong, Hyuntak Kim, Seonghwan Park +2 more | 2012-03-06 |
| 8058221 | Composition for removing a photoresist and method of manufacturing semiconductor device using the composition | Dong Min KANG, Dongchan Bae, Kyoochul Cho, Seunghyun Ahn, Myungkook Park +1 more | 2011-11-15 |