Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12325844 | Photoresist remover | Yuanmei Cao, Michael T. Phenis, Lili Wang, Laisheng Sun | 2025-06-10 |
| 12298669 | Composition comprising three alkanolamines and a hydroxylamine for removing etch residues | Laisheng Sun, Lili Wang, Yi-Chia Lee, Tianniu Chen | 2025-05-13 |
| 12281251 | Etching composition and method for selectively removing silicon nitride during manufacture of a semiconductor device | Jhih Kuei Ge, Yi-Chia Lee, Wen Dar Liu, Laisheng Sun | 2025-04-22 |