Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11997874 | Phase difference film, circularly polarizing plate, and organic electroluminescent display device | Ayako MURAMATSU, Ryoji GOTO, Hideyuki Nishikawa | 2024-05-28 |
| 11927792 | Optical element and light guide element | Hiroshi Sato, Yukito Saitoh, Ayako MURAMATSU, Hideyuki Nishikawa | 2024-03-12 |