Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640259 | Liquid crystal device with the retardation of the liquid crystal layer greater than .lambda./2 and a method for driving the same | Naofumi Kimura, Yoshitaka Yamamoto, Yutaka Ishii | 1997-06-17 |