Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321712 | Semiconductor light-emitting device having a cladding layer composed of an InGaAlp-based compound | Kazuhiko Itaya, Koichi Nitta, Genichi Hatakoshi, Hideto Sugawara, Mariko Suzuki | 1994-06-14 |
| 5305341 | Semiconductor laser whose active layer has an ordered structure | Koichi Nitta, Genichi Hatakoshi, Masaki Okajima, Minoru Watanabe, Kazuhiko Itaya | 1994-04-19 |
| 5282218 | Semiconductor laser device | Masaki Okajima, Koichi Nitta, Genichi Hatakoshi, Kazuhiko Itaya | 1994-01-25 |