Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017024 | Method for continual preparation of polycrystalline silicon using a fluidized bed reactor | Hee Young Kim, Yong Ki Park, Won Choon Choi | 2011-09-13 |
| 7972562 | High-pressure fluidized bed reactor for preparing granular polycrystalline silicon | Hee Young Kim, Yong Ki Park, Won Choon Choi | 2011-07-05 |
| 7923358 | Methods for preparation of high-purity polysilicon rods using a metallic core means | Hee Young Kim, Yong Ki Park, Won Choon Choi, Sang Jin Moon | 2011-04-12 |