Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10418241 | Metal chloride gas generator, hydride vapor phase epitaxy growth apparatus, and nitride semiconductor template | Hajime Fujikura, Michiko Matsuda | 2019-09-17 |
| 10060047 | Nitride semiconductor crystal producing method including growing nitride semiconductor crystal over seed crystal substrate | Hajime Fujikura, Yuichi Oshima | 2018-08-28 |
| 9397232 | Nitride semiconductor epitaxial substrate and nitride semiconductor device | Hajime Fujikura, Michiko Matsuda | 2016-07-19 |
| 9359692 | Metal chloride gas generator, hydride vapor phase epitaxy growth apparatus, and method for fabricating a nitride semiconductor template | Hajime Fujikura | 2016-06-07 |
| 9236252 | Metal chloride gas generator, hydride vapor phase epitaxy growth apparatus, and nitride semiconductor template | Hajime Fujikura, Michiko Matsuda | 2016-01-12 |
| 9105755 | Method of manufacturing a nitride semiconductor epitaxial substrate | Hajime Fujikura, Michiko Matsuda | 2015-08-11 |
| 8829489 | Nitride semiconductor template and light-emitting diode | Hajime Fujikura | 2014-09-09 |
| 8796711 | Light-emitting element | — | 2014-08-05 |
| 8786052 | Nitride semiconductor crystal producing method, nitride semiconductor epitaxial wafer, and nitride semiconductor freestanding substrate | Hajime Fujikura, Yuichi Oshima | 2014-07-22 |
| 8664663 | Nitride semiconductor template and light-emitting diode including oxygen-doped layer and silicon-doped layer formed on the oxygen-doped layer | Hajime Fujikura | 2014-03-04 |
| 8350277 | Light emitting element | — | 2013-01-08 |
| 8258529 | Light-emitting element and method of making the same | Nobuaki Kitano | 2012-09-04 |
| 8212268 | Epitaxial wafer, light-emitting element, method of fabricating epitaxial wafer and method of fabricating light-emitting element | — | 2012-07-03 |
| 8120050 | Light-emitting element | Takehiko Tani | 2012-02-21 |
| 7723731 | Semiconductor light emitting device | Takashi Furuya | 2010-05-25 |
| 7692203 | Semiconductor light emitting device | Kazuyuki Iizuka, Masahiro Arai | 2010-04-06 |
| 7675072 | Light emitting diode | Masahiro Arai | 2010-03-09 |
| 7652281 | Light emitting diode | Ken Takahashi, Masahiro Arai | 2010-01-26 |
| 7608859 | Semiconductor light-emitting device with transparent conductive film | Kazuyuki Iizuka, Masahiro Arai | 2009-10-27 |
| 7569866 | Semiconductor light-emitting device | Kazuyuki Iizuka, Masahiro Arai | 2009-08-04 |
| 7564071 | Semiconductor light emitting device | — | 2009-07-21 |
| 7535026 | Semiconductor light-emitting device with high brightness and low operating voltage | Kazuyuki Iizuka, Masahiro Arai | 2009-05-19 |
| 7449722 | Semiconductor light emitting element | Kazuyuki Iizuka, Masahiro Arai, Takashi Furuya | 2008-11-11 |
| 7368759 | Semiconductor light-emitting device | Masahiro Arai, Kazuyuki Iizuka, Katsuya Akimoto | 2008-05-06 |
| 7230281 | Semiconductor light emitting device | Masahiro Arai, Kazuyuki Iizuka | 2007-06-12 |