Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7101753 | Method for manufacturing a semiconductor device and method for forming high-dielectric-constant film | Tsunetoshi Arikado | 2006-09-05 |
| 6967359 | Nitride semiconductor substrate production method thereof and semiconductor optical device using the same | Hiroshi Amano | 2005-11-22 |
| 6861672 | Semiconductor light emitting element and method for fabricating the same | Masakatsu Suzuki, Takeshi Uenoyama, Kiyoshi Ohnaka, Akira Takamori, Masaya Mannoh +5 more | 2005-03-01 |
| 6607979 | Semiconductor device and method of producing the same | — | 2003-08-19 |
| 6518082 | Method for fabricating nitride semiconductor device | Isao Kidoguchi, Akihiko Ishibashi, Masahiro Kume, Yuzaburo Ban | 2003-02-11 |
| 6466597 | Semiconductor laser device | Masahiro Kume, Yuzaburo Ban, Kenji Harafuji, Isao Kidoguchi, Ayumu Tsujimura +3 more | 2002-10-15 |
| 6326638 | Semiconductor light emitting element and method for fabricating the same | Masakatsu Suzuki, Takeshi Uenoyama, Kiyoshi Ohnaka, Akira Takamori, Masaya Mannoh +5 more | 2001-12-04 |
| 6324200 | Semiconductor laser device | Masahiro Kume, Ryoko Miyanaga, Isao Kidoguchi, Yuzaburo Ban, Ayumu Tsujimura +2 more | 2001-11-27 |
| 6169296 | Light-emitting diode device | Shigeo Yoshii, Ryoko Miyanaga, Takashi Nishikawa, Tohru Saitoh, Yoichi Sasai | 2001-01-02 |
| 6141364 | Semiconductor laser device and optical disk apparatus using the same | Hideto Adachi, Isao Kidoguchi, Takeshi Uenoyama, Masaya Mannoh, Toshiya Fukuhisa | 2000-10-31 |
| 6087725 | Low barrier ohmic contact for semiconductor light emitting device | Shigeo Yoshii, Yoichi Sasai, Tohru Saitoh, Takashi Nishikawa, Ryoko Miyanaga | 2000-07-11 |
| 6081541 | Semiconductor laser device and optical disk apparatus using the same | Hideto Adachi, Isao Kidoguchi, Takeshi Uenoyama, Masaya Mannoh, Toshiya Fukuhisa | 2000-06-27 |
| 6072762 | Optical disk recording/reproducing method and apparatus for preventing wave length shift during recording and reproducing operations | Masahiro Kume, Yuzaburo Ban, Isao Kidoguchi, Ayumu Tsujimura, Akihiko Ishibashi +2 more | 2000-06-06 |
| 6072817 | Semiconductor laser device and optical disk apparatus using the same | Hideto Adachi, Isao Kidoguchi, Takeshi Uenoyama, Masaya Mannoh, Toshiya Fukuhisa | 2000-06-06 |
| 6055253 | Semiconductor laser device with an optical guide layer | Isao Kidoguchi, Kiyoshi Ohnaka, Hideto Adachi, Masaya Mannou, Takeshi Uenoyama | 2000-04-25 |
| 5974068 | Semiconductor laser and a method for producing the same | Hideto Adachi, Isao Kidoguchi, Kiyoshi Ohnaka | 1999-10-26 |
| 5787104 | Semiconductor light emitting element and method for fabricating the same | Masakatsu Suzuki, Takeshi Uenoyama, Kiyoshi Ohnaka, Akira Takamori, Masaya Mannoh +5 more | 1998-07-28 |
| 5784188 | Electro-absorption optical modulator and method for fabricating the same | Shinji Nakamura, Kenichi Matsuda, Yasushi Matsui | 1998-07-21 |
| 5742629 | Semiconductor laser and production method thereof | Takashi Nishikawa, Nobuyuki Uemura | 1998-04-21 |
| 5705831 | Semiconductor light-emitting device and production method thereof, and crystal-growing method suitable for the production method | Nobuyuki Uemura, Minoru Kubo, Yoichi Sasai, Kazuhiro Ohkawa, Takeshi Uenoyama | 1998-01-06 |
| 5663974 | Semiconductor laser | Ayumu Tsujimura, Kazuhiro Okawa, Tsuneo Mitsuyu | 1997-09-02 |
| 5622888 | Method of manufacturing a semiconductor device | Makoto Sekine | 1997-04-22 |
| 5619520 | Semiconductor laser | Yoichi Sasai, Nobuyuki Uemura, Minoru Kubo, Takashi Nishikawa | 1997-04-08 |
| 5600667 | Semiconductor laser device | Isao Kidoguchi, Kiyoshi Ohnaka, Hideto Adachi, Masaya Mannou, Takeshi Uenoyama | 1997-02-04 |
| 5523256 | Method for producing a semiconductor laser | Hideto Adachi, Isao Kidoguchi, Kiyoshi Ohnaka | 1996-06-04 |