Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4647813 | Electroluminescent device having an additional selenium layer | Motoi Kitabayashi, Norihiko Ozawa, Yukihiro Hirasawa, Naotoshi Miyazawa | 1987-03-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4647813 | Electroluminescent device having an additional selenium layer | Motoi Kitabayashi, Norihiko Ozawa, Yukihiro Hirasawa, Naotoshi Miyazawa | 1987-03-03 |