Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10870581 | Reaction furnace for producing polycrystalline silicon, apparatus for producing polycrystalline silicon, method for producing polycrystalline silicon, and polycrystalline silicon rod or polycrystalline silicon ingot | Shigeyoshi Netsu, Tetsuro Okada, Hiroshi Saito | 2020-12-22 |
| 10858258 | Reaction furnace for producing polycrystalline silicon, apparatus for producing polycrystalline silicon, method for producing polycrystalline silicon, and polycrystalline silicon rod or polycrystalline silicon ingot | Shigeyoshi Netsu, Tetsuro Okada, Hiroshi Saito | 2020-12-08 |
| 10858259 | Reactor for polycrystalline silicon production and method for producing polycrystalline silicon | Yasushi Kurosawa, Shigeyoshi Netsu | 2020-12-08 |
| 10760180 | Polycrystalline silicon ingot, polycrystalline silicon bar, and method for producing single crystal silicon | Shuichi Miyao, Shigeyoshi Netsu, Tetsuro Okada | 2020-09-01 |