Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4715688 | Ferroelectric liquid crystal display device having an A.C. holding voltage | Takamasa Harada, Koji Iwasa | 1987-12-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4715688 | Ferroelectric liquid crystal display device having an A.C. holding voltage | Takamasa Harada, Koji Iwasa | 1987-12-29 |