Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835112 | Electroluminescent lamp and method for manufacturing the same | Koji Tanabe, Shinji Okuma, Yosuke Chikahisa, Naohiro Nishioka | 2004-12-28 |
| 6831411 | Electroluminescent lamp having luminescent layer with phosphor particles fixed uniformly | Koji Tanabe, Shinji Okuma, Yosuke Chikahisa, Naohiro Nishioka | 2004-12-14 |