Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7741631 | Phase-changeable memory devices including phase-changeable materials on silicon nitride layers | Yong-Ho Ha, Ji-Hye Yi | 2010-06-22 |
| 7727458 | Method of forming a chalcogenide compound target | Yong-Ho Ha, Han-Bong Ko, Doo-Hwan Park, Sang-Wook Lim, Hee-Ju Shin | 2010-06-01 |
| 7692176 | Phase-changeable memory devices including an adiabatic layer | Yong-Ho Ha, Ji-Hye Yi, Jun-Soo Bae | 2010-04-06 |
| 7615401 | Methods of fabricating multi-layer phase-changeable memory devices | Jeong-Hee Park, Ju-Chul Park, Jun-Soo Bae, Yong-Ho Ha | 2009-11-10 |
| 7482616 | Semiconductor devices having phase change memory cells, electronic systems employing the same and methods of fabricating the same | Yoon-Jong Song, Young-Nam Hwang, Sang-Don Nam, Sung-Lae Cho, Gwan-Hyeob Koh +10 more | 2009-01-27 |
| 7476917 | Phase-changeable memory devices including nitrogen and/or silicon dopants | Horii Hideki, Yong-Ho Ha, Jeong-Hee Park, Ji-Hye Yi | 2009-01-13 |
| 7462900 | Phase changeable memory devices including nitrogen and/or silicon | Horii Hideki, Yong-Ho Ha, Jeong-Hee Park, Ji-Hye Yi | 2008-12-09 |
| 7425735 | Multi-layer phase-changeable memory devices | Jeong-Hee Park, Ju-Chul Park, Jun-Soo Bae, Yong-Ho Ha | 2008-09-16 |
| 7411208 | Phase-change memory device having a barrier layer and manufacturing method | Young-Nam Hwang, Gwan-Hyeob Koh, Su-Jin Ahn, Sung-Lae Cho, Se-Ho Lee +3 more | 2008-08-12 |
| 7402851 | Phase changeable memory devices including nitrogen and/or silicon and methods for fabricating the same | Horii Hideki, Yong-Ho Ha, Jeong-Hee Park, Ji-Hye Yi | 2008-07-22 |
| 7394087 | Phase-changeable memory devices and methods of forming the same | Yong-Ho Ha, Ji-Hye Yi | 2008-07-01 |