Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10865498 | Polycrystalline silicon rod, method for producing polycrystalline silicon rod, and single-crystalline silicon | Shigeyoshi Netsu, Tetsuro Okada | 2020-12-15 |
| 10800659 | Polycrystalline silicon rod, processing method for polycrystalline silicon rod, method for evaluating polycrystalline silicon rod, and method for producing FZ single crystal silicon | Shigeyoshi Netsu, Junichi Okada | 2020-10-13 |
| 10760180 | Polycrystalline silicon ingot, polycrystalline silicon bar, and method for producing single crystal silicon | Shigeyoshi Netsu, Naruhiro Hoshino, Tetsuro Okada | 2020-09-01 |