Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136680 | High purity tin and method for manufacturing same | Kouichi Takemoto | 2021-10-05 |
| 11118276 | High purity tin and method for producing same | Koichi Takemoto | 2021-09-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136680 | High purity tin and method for manufacturing same | Kouichi Takemoto | 2021-10-05 |
| 11118276 | High purity tin and method for producing same | Koichi Takemoto | 2021-09-14 |