Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8293138 | Partially sulfonated polybenzimidazole based polymer, method for preparing the same, MEA for fuel cell using the polybenzimidazole based polymer and method for preparing the same | Hyoung-Juhn Kim, Tae Hoon Lim, Suk Woo Nam, Seong Ahn Hong, In Hwan Oh +2 more | 2012-10-23 |
| 8057954 | Membrane-electrode assembly including guard gasket | Hyoung-Juhn Kim, Jong Hyung Jang, Eun Ae Cho, Sung Pil Yoon, Suk Woo Nam +3 more | 2011-11-15 |
| 7754398 | Photo mask having assist pattern and method of fabricating the same | Hee-Bom Kim, Sung-min Huh | 2010-07-13 |
| 6841338 | Photoresist composition and method of forming a photoresist pattern with a controlled remnant ratio | Dae-Youp Lee, Jeong-Lim Nam, Do-Yul Yoo | 2005-01-11 |
| 6673706 | Method of forming a pattern using a photoresist without exposing the photoresist and silicidation method incorporating the same | Ji-yong Yoo, Dae-Youp Lee, Suk-Joo Lee, Jae-Han Lee | 2004-01-06 |
| 6571384 | Method of forming fine patterns on semiconductor device | Hye-Soo Shin, Suk-Joo Lee, Dae-Youp Lee | 2003-05-27 |