Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670759 | Electrodeless discharge lamp | Koichi Katase, Tsuyoshi Ichibakase | 2003-12-30 |
| 6650068 | Induction coil core, illumination unit using the same, and polycrystalline ferrite | Toshiaki Kurachi, Koji Miyazaki, Mamoru Takeda | 2003-11-18 |
| 6522084 | Electrodeless discharge lamp operating apparatus | Koji Miyazaki, Toshiaki Kurachi, Mamoru Takeda, Young-Jae Cho | 2003-02-18 |