Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374489 | Organic electroluminescent device | Kunio Imai, Yasuhiko Shirota, Hiroshi Inada, Tomokazu Kobata | 1994-12-20 |
| 5276381 | Organic electroluminescent device | Ryuji Murayama, Hitoshi Nakada, Masaharu Nomura, Giichi Sato | 1994-01-04 |