Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877549 | Liquid crystal composition | Tetsuya Matsushita, Toyoshiro Isoyama | 1989-10-31 |
| 4822519 | Nematic liquid crystal composition | Hideo Saito, Kenji Furukawa | 1989-04-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877549 | Liquid crystal composition | Tetsuya Matsushita, Toyoshiro Isoyama | 1989-10-31 |
| 4822519 | Nematic liquid crystal composition | Hideo Saito, Kenji Furukawa | 1989-04-18 |