Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10370253 | Silicon refining device | Yutaka Kishida | 2019-08-06 |
| 10167199 | Method for manufacturing highly pure silicon, highly pure silicon obtained by this method, and silicon raw material for manufacturing highly pure silicon | Shinji Tokumaru, Masataka Hiyoshi, Jiro Kondo, Yutaka Kishida, Shigeru Nakazawa +1 more | 2019-01-01 |