Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11280024 | Method for producing a group III nitride semiconductor by controlling the oxygen concentration of the furnace internal atmosphere | Takayuki Sato, Shiro Yamazaki, Yasuhide Yakushi | 2022-03-22 |
| 10693032 | Method for producing Group III nitride semiconductor, seed substrate and Group III nitride semiconductor crystal | Shiro Yamazaki, Shohei Kumegawa | 2020-06-23 |
| 10329687 | Method for producing Group III nitride semiconductor including growing Group III nitride semiconductor through flux method | Shiro Yamazaki, Yasuhide Yakushi | 2019-06-25 |
| 9932688 | Method for producing group III nitride semiconductor single crystal | — | 2018-04-03 |
| 9903042 | Method for producing group III nitride semiconductor using a crucible | Masateru YAMAZAKI | 2018-02-27 |
| 9691610 | Method for producing a group III nitride semiconductor crystal and method for producing a GaN substrate | Shohei Kumegawa, Yasuhide Yakushi, Seiji Nagai | 2017-06-27 |
| 9567693 | Method for producing a group III nitride semiconductor single crystal and method for producing a GaN substrate | Seiji Nagai, Shohei Kumegawa, Shiro Yamazaki | 2017-02-14 |
| 9388506 | Semiconductor crystal removal apparatus and production method for semiconductor crystal | Shiro Yamazaki, Seiji Nagai | 2016-07-12 |
| 9315416 | Method of manufacturing light-emitting device | Seiji Yamaguchi, Koji Tasumi, Hiroyuki Tajima, Satoshi Wada, Kazuya Aida +1 more | 2016-04-19 |
| 9153439 | Method for etching a group III nitride semiconductor, method for producing a group III nitride semiconductor crystal, and method for producing a GaN substrate | Shohei Kumegawa, Yasuhide Yakushi, Seiji Nagai | 2015-10-06 |
| 9099627 | Method for producing group III nitride semiconductor light-emitting device | Shingo Totani, Masashi Deguchi | 2015-08-04 |
| 9087969 | Light-emitting device | Satoshi Wada | 2015-07-21 |
| 8962456 | Group III nitride semiconductor single crystal, method for producing the same, self-standing substrate, and semiconductor device | Shiro Yamazaki | 2015-02-24 |
| 8773017 | Glass-sealed LED lamp and manufacturing method of the same | Satoshi Wada | 2014-07-08 |
| 8759123 | Method of manufacturing LED lamp | Satoshi Wada | 2014-06-24 |
| 8716047 | Method for producing transparent conductive layer comprising TIO2 and method for producing semiconductor light-emitting element utilizing said method for producing transparent conductive layer | Koichi Goshonoo, Taro Hitosugi, Tetsuya Hasegawa, Junpei Kasai | 2014-05-06 |
| D699119 | Packaging bag | Tetsuo Fukuda, Keisuke Ono | 2014-02-11 |
| 8609444 | Manufacturing method of mounting part of semiconductor light emitting element, manufacturing method of light emitting device, and semiconductor light emitting element | Satoshi Wada, Koichi Goshonoo | 2013-12-17 |
| 8610167 | Group III nitride compound semiconductor light-emitting device and method for producing the same | Koichi Goshonoo | 2013-12-17 |
| 8350284 | Light emitting element and light emitting device | Koichi Goshonoo | 2013-01-08 |
| 8309381 | Group III nitride semiconductor light-emitting device and production method therefor | Koichi Goshonoo | 2012-11-13 |
| 7968216 | Internal gear pump | Taro Hitosugi, Yutaka Furubayashi, Tetsuya Hasegawa, Yasushi Hirose, Junpei Kasai | 2011-06-28 |
| 7947521 | Method for forming electrode for group-III nitride compound semiconductor light-emitting devices | Koichi Goshonoo | 2011-05-24 |
| 7824929 | Method for producing group III nitride-based compound semiconductor | Masato Aoki | 2010-11-02 |
| 7781339 | Method of fabricating semiconductor interconnections | Takashi Onishi, Mikako Takeda, Masao Mizuno, Susumu Tsukimoto, Tatsuya Kabe +3 more | 2010-08-24 |