Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667607 | Process for fabricating electroluminescent device | Kazuhiko Sugiura, Nobuei Ito, Tadashi Hattori | 1997-09-16 |
| 5612591 | Electroluminescent device | Akira Kato, Nobuei Ito, Tadashi Hattori | 1997-03-18 |