Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6313816 | Display apparatus | Eizo Okamoto, Hideaki Nakagawa | 2001-11-06 |
| 6154362 | Display apparatus | Hitoshi Takahashi, Kimizo Igarashi, Hideaki Nakagawa | 2000-11-28 |
| 4651053 | Display tube having printed copolymer film layer | Hiroshi Kato, Kazuo Yamazaki | 1987-03-17 |
| 4471262 | Cathode ray tube with transparent metal oxide protective layer on phosphor screen | Michio Tamura, Teruyasu Suzuki | 1984-09-11 |