Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6548964 | Discharge lamp lighting apparatus and luminaire using the same | Masahiko Kamata | 2003-04-15 |
| 6512610 | Device and method for testing of multi-branch optical network | Takao Minami, Nobuaki Takeuchi, Koichi Shinozaki, Takamu Genji | 2003-01-28 |