Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136691 | Systems and methods for production of low oxygen content silicon | Parthiv Daggolu, Sumeet S. Bhagavat, Soubir Basak, Nan Zhang | 2021-10-05 |
| 11111602 | Nitrogen doped and vacancy dominated silicon ingot and thermally treated wafer formed therefrom having radially uniformly distributed oxygen precipitation density and size | Zheng Lu, Tse-Wei Lu, Feng-Chien Tsai | 2021-09-07 |
| 11072870 | Crystal pulling systems and methods for producing monocrystalline ingots with reduced edge band defects | Soubir Basak, Parthiv Daggolu, Benjamin Michael Meyer, William L. Luter, Jae Woo Ryu +1 more | 2021-07-27 |
| 10988859 | Nitrogen doped and vacancy dominated silicon ingot and thermally treated wafer formed therefrom having radially uniformly distributed oxygen precipitation density and size | Zheng Lu, Tse-Wei Lu, Feng-Chien Tsai | 2021-04-27 |