Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6780906 | Insulated electric power cable | Takahiro SAKURAI | 2004-08-24 |
| 6781315 | Compact fluorescent lamp, self-ballasted fluorescent lamp and luminaire | Kiyoshi Nishio, Takayuki Fujita, Takeo Yasuda | 2004-08-24 |