Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694186 | Color liquid crystal display device having special relationship between its isochromatic viewing angle and half-brightness angle | Kazuhiko Yanagawa, Masayuki Ohta, Kazuhiro Ogawa, Keiichiro Ashizawa | 1997-12-02 |