Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8217467 | Semiconductor memory devices | Jong-Sun Sel, Jung-Dal Choi, Choong-Ho Lee, Hee-Soo Kang, Dong-Uk Choi | 2012-07-10 |
| 7884425 | Non-volatile memory devices | Jong-Sun Sel, Jung-Dal Choi, Choong-Ho Lee, Hee-Soo Kang, Dong-Uk Choi | 2011-02-08 |
| 7645695 | Method of manufacturing a semiconductor element | Jun-Hwan Oh, Hong-Seong Son, Sang Min Lee | 2010-01-12 |
| 7553761 | Method of fabricating semiconductor device | Il-Goo Kim | 2009-06-30 |
| 7176126 | Method of fabricating dual damascene interconnection | Hyeok-Sang Oh, Il-Goo Kim | 2007-02-13 |
| 6797109 | Process chamber used in manufacture of semiconductor device, capable of reducing contamination by particulates | Jeong-hyuck Park, Hee-duk Kim, Jung-hun Cho, Jong-wook Choi, Sung-bum Cho +6 more | 2004-09-28 |
| 6464794 | Process chamber used in manufacture of semiconductor device, capable of reducing contamination by particulates | Jeong-hyuck Park, Hee-duk Kim, Jung-hun Cho, Jong-wook Choi, Sung-bum Cho +6 more | 2002-10-15 |
| 6291342 | Methods of forming titanium nitride composite layers using composite gases having increasing TiCl4 to NH3 ratios | Jang-Eun Lee, Tae-Wook Seo | 2001-09-18 |
| 6207557 | Method of forming multilayer titanium nitride film by multiple step chemical vapor deposition process and method of manufacturing semiconductor device using the same | Jang-Eun Lee, Tae-Wook Seo | 2001-03-27 |