Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6784601 | Discharge lamp including heat releasing device and lamp device | Makoto Kai, Makoto Horiuchi, Mamoru Takeda, Tomoyuki Seki | 2004-08-31 |
| 6781328 | Image display apparatus and method for operating the same and lamp unit for image display apparatus | Makoto Horiuchi, Tomoyuki Seki | 2004-08-24 |
| 6734628 | Discharge lamp, lamp unit and image display apparatus | Tomoyuki Seki, Makoto Horiuchi, Makoto Kai, Mamoru Takeda, Shinichi Yamamoto +1 more | 2004-05-11 |
| 6679746 | Method for producing discharge lamp and discharge lamp | Makoto Kai, Makoto Horiuchi, Tomoyuki Seki, Mamoru Takeda, Shinichi Yamamoto +1 more | 2004-01-20 |