Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10655231 | Etchant composition for multilayered metal film of copper and molybdenum, method of etching using said composition, and method for prolonging life of said composition | Hideki Takahashi, Ying-Hao Li | 2020-05-19 |