Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670765 | Mercury-free metal halide lamp, with contents and electric power control depending on resistance properties | — | 2003-12-30 |
| 6624580 | High pressure electric discharge lamp | Aiko Kanegae, Shinya Omori, Kimihiro Iritono | 2003-09-23 |
| 6578879 | Tube joint with connecting member and guide member configured to be prevented from disengagement | — | 2003-06-17 |