Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684550 | Liquid crystal display device having a diffuser integrally formed with a prism plate | Yoshio Toriyama, Naoto Kobayashi, Shiro Ueda | 1997-11-04 |
| 5648858 | Liquid crystal display which suppresses interference fringes | Yoshio Toriyama, Naoto Kobayashi, Shiro Ueda | 1997-07-15 |
| 5627926 | Prism plate for efficiently emitting light flux within a predetermined range, and liquid crystal indicator and indicator illumination method using the same | Shigeru Nakamura, Akira Arimoto, Kenkichi Suzuki | 1997-05-06 |