Issued Patents All Time
Showing 25 most recent of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12255278 | Semiconductor light emitting element and semiconductor light emitting device | Yasumitsu Kunoh, Masanori HIROKI, Keimei Masamoto, Toshiya Fukuhisa, Shigeo Hayashi | 2025-03-18 |
| 12002914 | Semiconductor light-emitting element and semiconductor light-emitting device | Yasutomo MITSUI, Yasumitsu Kunoh, Masanori HIROKI, Shigeo Hayashi, Masanobu Nogome | 2024-06-04 |
| 11258001 | Semiconductor light-emitting element and semiconductor light-emitting device | Yasutomo MITSUI, Yasumitsu Kunoh, Masanori HIROKI, Shigeo Hayashi, Masanobu Nogome | 2022-02-22 |
| 8669571 | Light distribution controller, light-emitting device using the same, and method for fabricating light distribution controller | Akihiko Murai, Akiko Nakamura, Tooru Aoyagi, Kiyoshi Fujihara | 2014-03-11 |
| 7706423 | Dual-wavelength semiconductor laser device and method for fabricating the same | Toru Takayama, Shouichi Takasuka, Isao Kidoguchi | 2010-04-27 |
| 7426227 | Semiconductor laser device, optical disk apparatus and optical integrated unit | Isao Kidoguchi, Yuzaburo Ban, Ryoko Miyanaga, Masakatsu Suzuki | 2008-09-16 |
| 7292615 | Semiconductor laser device, method for fabricating the same, and optical disk apparatus | Gaku Sugahara, Isao Kidoguchi, Ryoko Miyanaga, Masakatsu Suzuki, Yusaburo Ban +1 more | 2007-11-06 |
| 7212556 | Semiconductor laser device optical disk apparatus and optical integrated unit | Isao Kidoguchi, Yuzaburo Ban, Ryoko Miyanaga, Masakatsu Suzuki | 2007-05-01 |
| 7197055 | Semiconductor laser | Tetsuo Ueda, Toshiya Kawata, Isao Kidoguchi | 2007-03-27 |
| 7092423 | Semiconductor laser device, optical disk apparatus and optical integrated unit | Isao Kidoguchi, Yuzaburo Ban, Ryoko Miyanaga, Masakatsu Suzuki | 2006-08-15 |
| 6911351 | Method of fabricating nitride semiconductor, method of fabricating nitride semiconductor device, nitride semiconductor device, semiconductor light emitting device and method of fabricating the same | Isao Kidoguchi, Akihiko Ishibashi, Ryoko Miyanaga, Gaku Sugahara, Masakatsu Suzuki +4 more | 2005-06-28 |
| 6798811 | Semiconductor laser device, method for fabricating the same, and optical disk apparatus | Gaku Sugahara, Isao Kidoguchi, Ryoko Miyanaga, Masakatsu Suzuki, Yusaburo Ban +1 more | 2004-09-28 |
| 6720586 | Method of fabricating nitride semiconductor, method of fabricating nitride semiconductor device, nitride semiconductor device, semiconductor light emitting device and method of fabricating the same | Isao Kidoguchi, Akihiko Ishibashi, Ryoko Miyanaga, Gaku Sugahara, Masakatsu Suzuki +4 more | 2004-04-13 |
| 6609432 | Load sensor, pinch detection apparatus and load detection apparatus | — | 2003-08-26 |
| 6606914 | Load sensor, load sensor unit and insertion detection device | — | 2003-08-19 |
| 6518082 | Method for fabricating nitride semiconductor device | Isao Kidoguchi, Akihiko Ishibashi, Yuzaburo Ban, Satoshi Kamiyama | 2003-02-11 |
| 6466597 | Semiconductor laser device | Yuzaburo Ban, Kenji Harafuji, Isao Kidoguchi, Satoshi Kamiyama, Ayumu Tsujimura +3 more | 2002-10-15 |
| 6420693 | Foreign object insertion detector device | Naohiro Nakatsuji, Morihiko Toyozumi, Yasuyo Matsumoto, Mitsutoshi Kamakura | 2002-07-16 |
| 6392979 | Optical pickup and optical disk apparatus using the same | Kazuhisa Yamamoto, Yasuo Kitaoka, Ayumu Tsujimura | 2002-05-21 |
| 6324200 | Semiconductor laser device | Satoshi Kamiyama, Ryoko Miyanaga, Isao Kidoguchi, Yuzaburo Ban, Ayumu Tsujimura +2 more | 2001-11-27 |
| 6295930 | Circuit breaker | Motonori Kido, Yoshiyuki Miyazaki, Hideaki Toyama, Akio Matsumaru, Jun Yasukuni +5 more | 2001-10-02 |
| 6281522 | Method of manufacturing a semiconductor and a semiconductor light-emitting device | Akihiko Ishibashi, Yuzaburo Ban, Yoshihiro Hara, Nobuyuki Uemura | 2001-08-28 |
| 6165812 | Gallium nitride compound semiconductor light emitting device and process for producing gallium nitride compound semiconductor | Akihiko Ishibashi, Yuuzaburou Ban, Hidemi Takeisi, Nobuyuki Uemura, Isao Kidoguchi | 2000-12-26 |
| 6072762 | Optical disk recording/reproducing method and apparatus for preventing wave length shift during recording and reproducing operations | Yuzaburo Ban, Isao Kidoguchi, Satoshi Kamiyama, Ayumu Tsujimura, Akihiko Ishibashi +2 more | 2000-06-06 |
| 6030849 | Methods of manufacturing semiconductor, semiconductor device and semiconductor substrate | Yoshiaki Hasegawa, Akihiko Ishibashi, Nobuyuki Uemura, Yuzaburo Ban, Yoshihiro Hara +2 more | 2000-02-29 |