Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6744205 | Discharge lamp with improved light distribution characteristics | Shiro Iida, Kenji Nakano, Tatsuhiro Yabuki | 2004-06-01 |
| 6719601 | Fluorescent lamp and method for manufacturing the fluorescent lamp | Toshiyoshi Oga, Nobuyuki Tsubakihara | 2004-04-13 |