Issued Patents All Time
Showing 76–81 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5500023 | Ink-jet printing process, ink set for use in such process, and processed article obtained thereby | Shoji Koike, Masahiro Haruta, Koromo Shirota, Tomoya Yamamoto | 1996-03-19 |
| 5321712 | Semiconductor light-emitting device having a cladding layer composed of an InGaAlp-based compound | Kazuhiko Itaya, Koichi Nitta, Genichi Hatakoshi, Yukie Nishikawa, Hideto Sugawara | 1994-06-14 |
| 5181218 | Manufacturing method of semiconductor laser with non-absorbing mirror structure | Masayuki Ishikawa, Hajime OKUDA, Hideo Shiozawa, Kazuhiko Itaya, Yukio Watanabe +1 more | 1993-01-19 |
| 5153889 | Semiconductor light emitting device | Hideto Sugawara, Masayuki Ishikawa, Yoshihiro Kokubun, Yukie Nishikawa, Shigeya Naritsuka +2 more | 1992-10-06 |
| 5023880 | Semiconductor laser device | Kazuhiko Itaya, Masayuki Ishikawa, Yukio Watanabe, Genichi Hatakoshi | 1991-06-11 |
| 4987096 | Manufacturing method of semiconductor laser with non-absorbing mirror structure | Masayuki Ishikawa, Hajime OKUDA, Hideo Shiozawa, Kazuhiko Itaya, Yukio Watanabe +1 more | 1991-01-22 |