Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9920398 | Zinc production method | Shuji Mori | 2018-03-20 |
| 9044701 | Gas purification apparatus and related method | Kosuke SUMIKURA, Katsuji Ikeda, Yoshinori Takeuchi | 2015-06-02 |
| 5393387 | Method for treating etchant | Yasuie Mikami, Masao Shibasaki | 1995-02-28 |