Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11650505 | Resist underlayer film-forming composition containing novolac resin reacted with aromatic methylol compound | Rikimaru Sakamoto, Keisuke Hashimoto, Takafumi Endo | 2023-05-16 |