Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815725 | Semiconductor light emitting device having a fluorescent material emitting light of a secondary wavelength | Hideto Sugawara, Hirohisa Abe, Kuniaki Konno, Yasuo Idei | 2004-11-09 |
| 6803603 | Semiconductor light-emitting element | Haruhiko Okazaki, Yukio Watanabe, Chisato Furukawa | 2004-10-12 |
| 6747293 | Light emitting device | Kenji Shimomura, Hiroaki Oshio, Takeshi Komatsu | 2004-06-08 |
| 6693307 | Semiconductor light emitting element | Hideto Sugawara | 2004-02-17 |
| 6674097 | Semiconductor light emitting device including a fluorescent material | Satoshi Komoto, Nobuhiro Suzuki, Kuniaki Konno, Hideto Sugawara, Chisato Furukawa | 2004-01-06 |