Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11061316 | Mask blank, transfer mask, method of manufacturing a transfer mask, and method of manufacturing a semiconductor device | Masahiro Hashimoto, Isao Kawasumi | 2021-07-13 |
| 10996603 | Image forming apparatus | Tetsuya Morita | 2021-05-04 |