Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12191372 | Crystal, semiconductor element and semiconductor device | Ryohei Kanno, Kazuyoshi NORIMATSU, Yuji Kato | 2025-01-07 |
| 12159940 | Multilayer structure and semiconductor device | Mitsuru Okigawa, Yasushi Higuchi, Yusuke MATSUBARA, Takashi Shinohe | 2024-12-03 |
| 10892597 | Nitride semiconductor laser and nitride semiconductor laser device | Hiroyuki HAGINO, Shinichiro NOZAKI | 2021-01-12 |
| 10141720 | Nitride semiconductor laser element | Masao Kawaguchi, Shinichiro NOZAKI, Hiroyuki HAGINO | 2018-11-27 |
| 7301979 | Semiconductor laser | Keiji Ito, Isao Kidoguchi, Toru Takayama | 2007-11-27 |
| 6909733 | Semiconductor laser device | Katsuya Samonji, Toru Takayama, Masaaki Yuri | 2005-06-21 |
| 6888870 | Semiconductor laser and method for manufacturing the same | Koji Makita, Hideto Adachi, Toshiya Kawata, Hiroshi Asaka, Toshiya Fukuhisa +1 more | 2005-05-03 |
| 6821805 | Semiconductor device, semiconductor substrate, and manufacture method | Shinji Nakamura, Masahiro Ishida, Kenji Orita, Masaaki Yuri | 2004-11-23 |
| 6815726 | Semiconductor device and semiconductor substrate, and method of fabricating the same | Masahiro Ishida, Shinji Nakamura, Kenji Orita, Masaaki Yuri | 2004-11-09 |
| 6773948 | Semiconductor light emitting device and method for producing the same | Shinji Nakamura, Masahiro Ishida, Masaaki Yuri, Kenji Orita | 2004-08-10 |
| 6617182 | Semiconductor device and semiconductor substrate, and method for fabricating the same | Masahiro Ishida, Shinji Nakamura, Kenji Orita, Masaaki Yuri | 2003-09-09 |
| 6593159 | Semiconductor substrate, semiconductor device and method of manufacturing the same | Tadao Hashimoto, Masaaki Yuri, Masahiro Ishida | 2003-07-15 |
| 6566231 | Method of manufacturing high performance semiconductor device with reduced lattice defects in the active region | Masahiro Ogawa, Kenji Orita, Masahiro Ishida, Shinji Nakamura, Masaaki Yuri | 2003-05-20 |
| 6563140 | Semiconductor light emitting device and method for producing the same | Shinji Nakamura, Masahiro Ishida, Masaaki Yuri, Kenji Orita | 2003-05-13 |
| 6546035 | Semiconductor laser diode array and method of fabricating the same | Masaaki Yuri | 2003-04-08 |
| 6420197 | Semiconductor device and method of fabricating the same | Masahiro Ishida, Masaaki Yuri, Shinji Nakamura, Kenji Orita | 2002-07-16 |
| 6339014 | Method for growing nitride compound semiconductor | Masahiro Ishida, Masaaki Yuri, Tadao Hashimoto, Kenji Orita | 2002-01-15 |
| 6274518 | Method for producing a group III nitride compound semiconductor substrate | Masaaki Yuri, Shinji Nakamura, Masahiro Ishida, Kenji Orita | 2001-08-14 |
| 6150674 | Semiconductor device having Al.sub.x Ga.sub.1-x N (0| Masaaki Yuri, Shinji Nakamura, Kenji Orita |
2000-11-21 |
|
| 6069394 | Semiconductor substrate, semiconductor device and method of manufacturing the same | Tadao Hashimoto, Masaaki Yuri, Masahiro Ishida | 2000-05-30 |
| 5751756 | Semiconductor laser device for use as a light source of an optical disk or the like | Toru Takayama, Masaaki Yuri, Masahiro Kume, Akio Yoshikawa | 1998-05-12 |