Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492764 | Metal halide lamp | Kazuo Takeda, Takashi Maniwa | 2002-12-10 |
| 6483230 | High pressure metallic vapor discharge lamp | Shigefumi Oda, Hiroshi Nohara, Shiki Nakayama, Takashi Yamamoto, Masanori Higashi | 2002-11-19 |
| 6342764 | High pressure discharge lamp | Takashi Yamamoto, Kazuo Takeda, Shiki Nakayama, Hiroshi Nohara | 2002-01-29 |