Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6933159 | Fabrication method of a semiconductor laser device | Masato Ishino, Tomoaki Toda, Yoshiaki Nakano | 2005-08-23 |
| 6865205 | Semiconductor laser | — | 2005-03-08 |
| 6678299 | Semiconductor laser apparatus | Yuichi Inaba | 2004-01-13 |
| 6650672 | Semiconductor laser element having excellent light confinement effect and method for producing the semiconductor laser element | Masato Ishino | 2003-11-18 |
| 6636541 | Semiconductor laser device | Hisashi Nakayama, Masato Ishino, Yasushi Matsui | 2003-10-21 |
| 6625189 | Semiconductor laser device and fabrication method thereof | Masato Ishino, Tomoaki Toda, Yoshiaki Nakano | 2003-09-23 |
| 6151351 | Distributed feedback semiconductor laser and method for producing the same | Masato Ishino, Nobuyuki Otsuka, Yasushi Matsui, Shinji Nakamura | 2000-11-21 |
| 6107112 | Distributed feedback semiconductor laser and method for producing the same | Masato Ishino, Nobuyuki Otsuka, Yasushi Matsui, Shinji Nakamura | 2000-08-22 |
| 5954165 | Disc rotor | Norihiro Akita, Masahiko Abe | 1999-09-21 |
| 5652762 | Semiconductor laser device and method for fabricating the same and strained quantum well crystal and method for fabricating the same | Nobuyuki Otsuka, Masato Ishino, Yasushi Matsui | 1997-07-29 |
| 5339325 | Strained multiple quantum well semiconductor laser and a method for producing the same | Yasushi Matsui | 1994-08-16 |
| 5319657 | Semiconductor laser of modulation doping quantum well structure with stopper against dopant dispersion and manufacturing method thereof | Nobuyuki Otsuka, Masato Ishino, Yasushi Matsui | 1994-06-07 |
| 4798242 | Heat exchanger for recovering heat from exhaust gases | Katsuhiro Mori, Takashi Mitsumoto | 1989-01-17 |
| 4718480 | Apparatus and method for scraping the interior of a fluid handling device | Katsuhiro Mori | 1988-01-12 |
| 4694894 | Heat exchangers | Katsuhiro Mori | 1987-09-22 |
| 4691761 | Heat exchanger | Katsuhiro Mori | 1987-09-08 |