Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8013374 | Semiconductor memory devices including offset bit lines | Doo-Hoon Goo, Han-ku Cho, Sang-Gyun Woo, Gi-Sung Yeo, Kyoung-Yun Baek | 2011-09-06 |
| 7547936 | Semiconductor memory devices including offset active regions | Doo-Hoon Goo, Han-ku Cho, Sang-Gyun Woo, Gi-Sung Yeo, Kyoung-Yun Baek | 2009-06-16 |
| 6964839 | Photosensitive polymer having cyclic backbone and resist composition containing the same | Sang-jun Choi, Hyun-Woo Kim, Sang-Gyun Woo | 2005-11-15 |
| 6844134 | Photosenseitive polymer having fluorinated ethylene glycol group and chemically amplified resist composition comprising the same | Sang-jun Choi, Sang-Gyun Woo, Kwang-Sub Yoon, Ki Yong Song | 2005-01-18 |
| 6803176 | Methods for forming line patterns in semiconductor substrates | Sang-jun Choi, Yool Kang, Jeong-hee Chung, Sang-Gyun Woo | 2004-10-12 |
| 6485895 | Methods for forming line patterns in semiconductor substrates | Sang-jun Choi, Yool Kang, Jeong-hee Chung, Sang-Gyun Woo | 2002-11-26 |
| 6284438 | Method for manufacturing a photoresist pattern defining a small opening and method for manufacturing semiconductor device using the same | Sang-jun Choi, Yool Kang, Si-hyeung Lee | 2001-09-04 |
| 6245482 | Polymer and chemically amplified resist composition including silicon containing protecting group | Sang-jun Choi | 2001-06-12 |
| 6169009 | Methods of etching platinum group metal film and forming lower electrode of capacitor | Byong-Sun Ju, Hyoun Woo Kim, Chang-Jin Kang, Byeong-yun Nam | 2001-01-02 |
| 6051362 | Silicon containing polymer and chemically amplified resist composition comprising the same | Sang-jun Choi | 2000-04-18 |