Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5082601 | Light-polarizing films | Toyokazu Okada, Satoshi Taguchi | 1992-01-21 |
| 5061042 | Phase retarder and liquid crystal display using the same | Kimishige Nakamura, Shuji Kitamura, Toyokazu Okada, Kazuaki Sakakura, Hitoshi Kikui +1 more | 1991-10-29 |
| 4802745 | Light-polarizing films | Toyokazu Okada, Satoshi Taguchi | 1989-02-07 |