Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359341 | Bonded substrate composed of support substrate and group-13 element nitride crystal substrate | Masashi Goto, Ayumi SAITO | 2025-07-15 |
| 10859747 | Phosphor element and illumination device | Jungo Kondo, Naotake Okada, Shoichiro Yamaguchi, Keiichiro Asai, Yuichi Iwata +2 more | 2020-12-08 |
| 10190233 | Method and device for producing a group 13 element nitride crystal using a shielding object | Suguru Noguchi, Takayuki Hirao, Tetsuya Uchikawa | 2019-01-29 |
| 10156022 | Method for producing nitride of group-13 element, and melt composition | Takayuki Hirao, Katsuhiro Imai | 2018-12-18 |
| 10041186 | Method for producing nitride crystal | Katsuhiro Imai, Makoto Iwai, Masahiro Sakai, Takanao Shimodaira, Takayuki Hirao | 2018-08-07 |
| 8795431 | Method for producing gallium nitride layer and seed crystal substrate used in same | Katsuhiro Imai, Makota Iwai, Takanao Shimodaira, Masahiro Sakai, Takayuki Hirao | 2014-08-05 |
| 8568532 | Method for growing single crystal of group III metal nitride and reaction vessel for use in same | Makoto Iwai, Yusuke Mori, Yasuo Kitaoka, Naoya Miyoshi | 2013-10-29 |
| 8501141 | Method for producing group III nitride semiconductor | Takayuki Sato, Seiji Nagai, Makoto Iwai, Yusuke Mori, Yasuo Kitaoka | 2013-08-06 |
| 7842133 | Single crystal growing method | Makoto Iwai, Takanao Shimodaira, Takatomo Sasaki, Yusuke Mori, Fumio Kawamura +2 more | 2010-11-30 |
| 7833347 | Process and apparatus for producing nitride single crystal | Makoto Iwai, Takatomo Sasaki, Yusuke Mori, Fumio Kawamura | 2010-11-16 |
| 7708833 | Crystal growing apparatus | Shiro Yamazaki, Koji Hirata, Takayuki Sato, Seiji Nagai, Katsuhiro Imai +4 more | 2010-05-04 |