Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11429023 | Onium salt, negative resist composition, and resist pattern forming process | Daisuke Domon, Naoya Inoue, Masaki Ohashi, Keiichi Masunaga | 2022-08-30 |
| 11231650 | Chemically amplified negative resist composition and resist pattern forming process | Satoshi Watanabe, Keiichi Masunaga | 2022-01-25 |