Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10732335 | Polarizing plate having absorption layer comprising only tantalum and niobium | Akio Takada, Eiji Takahashi, Koji Sasaki | 2020-08-04 |
| 10564477 | Phase difference compensation element, liquid crystal display device, and projection-type image display device | Akio Takada | 2020-02-18 |