Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12139570 | Retardation film and production method for retardation film | Takeshi Asada, Hironari Sudeji, Kensaku Fujii, Hiroya Nishioka | 2024-11-12 |
| 11970562 | Retardation film and production method for retardation film | Takeshi Asada, Hironari Sudeji, Kensaku Fujii, Hiroya Nishioka | 2024-04-30 |