Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7376166 | Semiconductor laser apparatus and optical pickup apparatus | Masayuki Hata, Yasuyuki Bessho, Masayuki Shono, Seiji Kajiyama, Yoichi Tsuchiya | 2008-05-20 |
| 7372077 | Semiconductor device | Masayuki Hata, Tadao Toda, Shigeyuki Okamoto, Daijiro Inoue, Yasuyuki Bessho +1 more | 2008-05-13 |
| 7209505 | Nitride-based semiconductor light-emitting device and method of fabricating the same | Masayuki Hata, Daijiro Inoue | 2007-04-24 |
| 7116693 | Nitride-based semiconductor light-emitting device and method of fabricating the same | Masayuki Hata, Daijiro Inoue | 2006-10-03 |
| 7088755 | Nitride-base semiconductor laser device | Daijiro Inoue, Masayuki Hata, Takashi Kano | 2006-08-08 |
| 6977953 | Nitride-based semiconductor light-emitting device and method of fabricating the same | Masayuki Hata, Daijiro Inoue | 2005-12-20 |
| 6967985 | Surface emission semiconductor laser device | Koji Tominaga, Kazushi Mori, Atsushi Tajiri, Ryoji Hiroyama | 2005-11-22 |
| 6956884 | Semiconductor light emitting device | Nobuhiko Hayashi, Masayuki Shono | 2005-10-18 |
| 6954478 | Nitride-based semiconductor laser device | Takashi Kano | 2005-10-11 |
| 6928096 | Nitride-based semiconductor laser device and method of fabricating the same | Tatsuya Kunisato | 2005-08-09 |
| 6914922 | Nitride based semiconductor light emitting device and nitride based semiconductor laser device | Nobuhiko Hayashi, Takenori Goto, Takashi Kano | 2005-07-05 |
| 6891871 | Semiconductor light emitting device | Nobuhiko Hayashi, Masayuki Hata, Masayuki Shono | 2005-05-10 |
| 6891872 | Semiconductor laser device and method of manufacturing the same | Ryouji Hiroyama, Koutarou Furusawa, Kunio Takeuchi, Shigeyuki Okamoto | 2005-05-10 |
| 6890779 | Nitride-based semiconductor device and method of fabricating the same | Tadao Toda, Tsutomu Yamaguchi, Masayuki Hata | 2005-05-10 |
| 6791120 | Nitride-based semiconductor device and method of fabricating the same | Tadao Toda, Tsutomu Yamaguchi, Masayuki Hata | 2004-09-14 |
| 6778575 | AlGaInP-based high-output red semiconductor laser device | Ryoji Hiroyama, Daijiro Inoue, Kunio Takeuchi | 2004-08-17 |
| 6771676 | Semiconductor laser device and method of fabricating the same | Kunio Takeuchi, Shigeyuki Okamoto, Ryoji Hiroyama, Daijiro Inoue | 2004-08-03 |
| 6768755 | Semiconductor laser device | Daijiro Inoue, Ryoji Hiroyama, Kunio Takeuchi, Masayuki Hata | 2004-07-27 |
| 6743702 | Nitride-based semiconductor laser device and method of forming the same | Takenori Goto, Tsutomu Yamaguchi, Kiyoshi Oota | 2004-06-01 |
| 6744075 | Nitride-based semiconductor light-emitting device and method of forming the same | Tsutomu Yamaguchi, Kiyoshi Oota | 2004-06-01 |
| 6734503 | Nitride-based semiconductor element | Masayuki Hata, Nobuhiko Hayashi, Koji Tominaga, Tatsuya Kunisato, Hiroki Ohbo | 2004-05-11 |
| 6720196 | Nitride-based semiconductor element and method of forming nitride-based semiconductor | Tatsuya Kunisato, Takashi Kano, Hiroki Ohbo, Masayuki Hata | 2004-04-13 |
| 6654397 | Semiconductor laser device and manufacturing method thereof | Kunio Takeuchi, Ryoji Hiroyama, Shigeyuki Okamoto, Koji Tominaga, Daijiro Inoue | 2003-11-25 |
| 6649942 | Nitride-based semiconductor light-emitting device | Masayuki Hata, Kunio Takeuchi, Tsutomu Yamaguchi, Takashi Kano | 2003-11-18 |
| 6130446 | Electrode of n-type nitridide semiconductor, semiconductor device having the electrode, and method of fabricating the same | Kunio Takeuchi, Nobuhiko Hayashi, Kouji Tominaga | 2000-10-10 |