Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12319783 | Cycloolefin polymer, method for producing same, and optical element | — | 2025-06-03 |
| 12235482 | Optical film, retarder film, and method for manufacturing same | Kazuki KUMAZAWA | 2025-02-25 |