Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5861713 | Low voltage electron beam display apparatus having brightness increased by reducing an oxide inevitably formed on a surface of an oxisulfide phosphor on manufacture | Yojiro Kondo, Toshihiko Ayusawa, Hidehito Mori, Osamu Yamasita, Kazuo Kaneko +6 more | 1999-01-19 |
| 4952030 | Liquid crystal display device with a 50.degree.-80.degree. twist angle | Yutaka Nakagawa, Tetsuro Matsumoto, Yuji Souda | 1990-08-28 |