Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11884844 | Composition for post-polishing to be used after primary polishing of silicon wafers | Eiichiro ISHIMIZU | 2024-01-30 |
| 11873420 | Cation-containing polishing composition for eliminating protrusions around laser mark | Hayato Yamaguchi, Eiichiro ISHIMIZU | 2024-01-16 |