Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815725 | Semiconductor light emitting device having a fluorescent material emitting light of a secondary wavelength | Hideto Sugawara, Koichi Nitta, Hirohisa Abe, Kuniaki Konno | 2004-11-09 |