Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416750 | Liquid crystal optical element and manufacturing method of the same | Shinichiro OKA, Yasushi Tomioka, Koichi Igeta | 2025-09-16 |
| 12313940 | Liquid crystal optical element comprising an alignment control layer having a plurality of convex bodies | Shinichiro OKA, Koichi Igeta, Junji KOBASHI | 2025-05-27 |
| 12306500 | Alignment processing device and manufacturing method of liquid crystal optical element | Koichi Igeta, Junji KOBASHI, Yasushi Tomioka, Shinichiro OKA, Hiroyuki Yoshida | 2025-05-20 |
| 11550188 | Liquid crystal display device | Koichi Igeta | 2023-01-10 |