Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6894429 | Discharge lamp device | Toshiaki Tsuda, Masato Harazaki, Masaya Shido | 2005-05-17 |
| 6534118 | Method of applying a shielding film to a light source bulb | Koichi Nakamura, Toshiaki Mitobe, Makoto Michino | 2003-03-18 |