Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6508564 | Surface light source device and adjusting method of chromaticity thereof | Hiroshi Yamashita, Toru Yamamura, Nobuhito Nishida, Masashi Ochiiwa, Michiaki Satou | 2003-01-21 |