Issued Patents 2024
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12139570 | Retardation film and production method for retardation film | Takeshi Asada, Kensaku Fujii, Yusuke YASU, Hiroya Nishioka | 2024-11-12 |
| 11970562 | Retardation film and production method for retardation film | Takeshi Asada, Kensaku Fujii, Yusuke YASU, Hiroya Nishioka | 2024-04-30 |
| 11867873 | Method for producing multilayer optical film | — | 2024-01-09 |