Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653801 | Mercury-free metal-halide lamp | Mamoru Takeda, Makoto Horiuchi, Kiyoshi Takahashi, Takeshi Saito, Hideaki Kiryu | 2003-11-25 |
| 6600268 | Short arc mercury lamp and lamp unit | Makoto Horiuchi, Tsuyoshi Ichibakase, Tomoyuki Seki, Mamoru Takeda, Shinichi Yamamoto +1 more | 2003-07-29 |
| 6545414 | High-pressure discharge lamp | Makoto Horiuchi, Kiyoshi Takahashi | 2003-04-08 |
| 6515406 | High-pressure mercury vapor discharge lamp and lamp unit | Mamoru Takeda, Yoshiki Kitahara | 2003-02-04 |