Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9543146 | Manufacturing method of semiconductor device that includes forming plural nitride semiconductor layers of identical material | Naoharu Sugiyama, Yasuhiro Isobe, Akira Yoshioka | 2017-01-10 |
| 9478706 | Semiconductor light emitting device, nitride semiconductor wafer, and method for manufacturing nitride semiconductor layer | Jongil Hwang, Tomonari Shioda, Naoharu Sugiyama, Shinya Nunoue | 2016-10-25 |
| 9305773 | Semiconductor device, nitride semiconductor wafer, and method for forming nitride semiconductor layer | Naoharu Sugiyama, Hisashi Yoshida, Toshiki Hikosaka, Yoshiyuki Harada, Shinya Nunoue | 2016-04-05 |
| 9287441 | Method for manufacturing semiconductor device | Jongil Hwang, Rei Hashimoto, Shinji Saito, Shinya Nunoue | 2016-03-15 |
| 9202873 | Semiconductor wafer for semiconductor device having a multilayer | Yoshiyuki Harada, Toshiki Hikosaka, Hisashi Yoshida, Naoharu Sugiyama, Shinya Nunoue | 2015-12-01 |
| 9123831 | Semiconductor device, nitride semiconductor wafer, and method for forming nitride semiconductor layer | Naoharu Sugiyama, Hisashi Yoshida, Toshiki Hikosaka, Yoshiyuki Harada, Shinya Nunoue | 2015-09-01 |
| 9065003 | Semiconductor light emitting device and semiconductor wafer | Hisashi Yoshida, Koichi Tachibana, Tomonari Shioda, Toshiki Hikosaka, Jongil Hwang +2 more | 2015-06-23 |
| 9006706 | Semiconductor light emitting device | Yoshiyuki Harada, Jongil Hwang, Mitsuhiro Kushibe, Naoharu Sugiyama, Shinya Nunoue | 2015-04-14 |
| 8969891 | Nitride semiconductor device, nitride semiconductor wafer and method for manufacturing nitride semiconductor layer | Tomonari Shioda, Jongil Hwang, Taisuke Sato, Naoharu Sugiyama, Shinya Nunoue | 2015-03-03 |
| 8952401 | Semiconductor light emitting device, wafer, and method for manufacturing nitride semiconductor crystal layer | Naoharu Sugiyama, Taisuke Sato, Hiroshi Ono, Satoshi Mitsugi, Tomonari Shioda +2 more | 2015-02-10 |
| 8928000 | Nitride semiconductor wafer including different lattice constants | Tomonari Shioda, Jongil Hwang, Naoharu Sugiyama, Shinya Nunoue | 2015-01-06 |
| 8835983 | Nitride semiconductor device including a doped nitride semiconductor between upper and lower nitride semiconductor layers | Tomonari Shioda, Jongil Hwang, Naoharu Sugiyama, Shinya Nunoue | 2014-09-16 |
| 8809101 | Semiconductor light emitting device, nitride semiconductor wafer, and method for manufacturing nitride semiconductor layer | Jongil Hwang, Tomonari Shioda, Naoharu Sugiyama, Shinya Nunoue | 2014-08-19 |
| 8785943 | Nitride semiconductor device, nitride semiconductor wafer, and method for manufacturing nitride semiconductor layer | Tomonari Shioda, Jongil Hwang, Hisashi Yoshida, Naoharu Sugiyama, Shinya Nunoue | 2014-07-22 |
| 8779336 | Ring type infrared heating device | — | 2014-07-15 |
| 8759851 | Nitride semiconductor device, nitride semiconductor wafer and method for manufacturing nitride semiconductor layer | Tomonari Shioda, Jongil Hwang, Taisuke Sato, Naoharu Sugiyama, Shinya Nunoue | 2014-06-24 |
| 8729575 | Semiconductor light emitting device and manufacturing method of the same | Jongil Hwang, Yasushi Hattori, Rei Hashimoto, Shinji Saito, Masaki Tohyama +1 more | 2014-05-20 |
| 8692287 | Nitride semiconductor device, nitride semiconductor wafer, and method for manufacturing nitride semiconductor layer | Tomonari Shioda, Jongil Hwang, Taisuke Sato, Naoharu Sugiyama, Shinya Nunoue | 2014-04-08 |
| 8525194 | Nitride semiconductor device, nitride semiconductor wafer and method for manufacturing nitride semiconductor layer | Tomonari Shioda, Jongil Hwang, Taisuke Sato, Naoharu Sugiyama, Shinya Nunoue | 2013-09-03 |