Issued Patents 2020
Showing 1–8 of 8 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 | Naruhiro Hoshino, Tetsuro Okada, Hiroshi Saito | 2020-12-22 |
| 10865498 | Polycrystalline silicon rod, method for producing polycrystalline silicon rod, and single-crystalline silicon | Shuichi Miyao, Tetsuro Okada | 2020-12-15 |
| 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 | Naruhiro Hoshino, Tetsuro Okada, Hiroshi Saito | 2020-12-08 |
| 10858259 | Reactor for polycrystalline silicon production and method for producing polycrystalline silicon | Yasushi Kurosawa, Naruhiro Hoshino | 2020-12-08 |
| 10800659 | Polycrystalline silicon rod, processing method for polycrystalline silicon rod, method for evaluating polycrystalline silicon rod, and method for producing FZ single crystal silicon | Shuichi Miyao, Junichi Okada | 2020-10-13 |
| 10760180 | Polycrystalline silicon ingot, polycrystalline silicon bar, and method for producing single crystal silicon | Shuichi Miyao, Naruhiro Hoshino, Tetsuro Okada | 2020-09-01 |
| 10611635 | Hydrogen gas recovery system and hydrogen gas separation and recovery method | Masahiko Ishida, Hiroshi Saito, Shuji Tanaka | 2020-04-07 |
| 10584035 | Purification system of trichlorosilane and silicon crystal | Ryota Kishi, Masahiko Ishida | 2020-03-10 |