Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5229628 | Electroluminescent device having sub-interlayers for high luminous efficiency with device life | Shiro Kobayashi, Yuichi Aoki, Kouji Nakanishi, Tetsuro Yoshii, Katsuhisa Enjoji +1 more | 1993-07-20 |