Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11579527 | Negative type photosensitive composition comprising black colorant | Seishi SHIBAYAMA, Daishi Yokohama | 2023-02-14 |
| 11579530 | Negative type photosensitive composition | Daishi Yokoyama, Seishi SHIBAYAMA | 2023-02-14 |