Issued Patents All Time
Showing 1–25 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11826199 | Ultrasound probe and ultrasound diagnostic apparatus | Koetsu Saito | 2023-11-28 |
| 10610201 | Ultrasonic probe and ultrasonic diagnostic apparatus | Tatsuya Naito, Koetsu Saito | 2020-04-07 |
| 10490729 | Piezoelectric element, ultrasound probe and ultrasound imaging apparatus | Masashi Ozawa, Junichi Kato, Koetsu Saito | 2019-11-26 |
| 9812633 | Piezoelectric composition and method for producing same, piezoelectric element/non-lead piezoelectric element and method for producing same, ultrasonic probe and diagnostic imaging device | Satoshi Wada | 2017-11-07 |
| 9281438 | Process for producing group III element nitride crystal and apparatus for producing group III element nitride crystal | Takeshi Hatakeyama, Kouichi Hiranaka, Osamu Yamada | 2016-03-08 |
| 8916124 | Group III nitride crystal, method for growing the group III nitride crystal, and apparatus for growing the same | Osamu Yamada, Takeshi Hatakeyama, Hiroaki Hoshikawa, Yasunori Tokunou | 2014-12-23 |
| 8574361 | Group-III element nitride crystal producing method and group-III element nitride crystal | Osamu Yamada, Kouichi Hiranaka, Takeshi Hatakeyama, Takatomo Sasaki, Yusuke Mori +2 more | 2013-11-05 |
| 8231726 | Semiconductor light emitting element, group III nitride semiconductor substrate and method for manufacturing such group III nitride semiconductor substrate | Yasuo Kitaoka, Yasutoshi Kawaguchi, Yasuhito Takahashi, Yoshiaki Hasegawa | 2012-07-31 |
| 7855823 | Acoustooptic device and optical imaging apparatus using the same | Yasuo Kitaoka, Isao Kidoguchi, Takayuki Negami, Yasuhito Takahashi, Toshimi Nishiyama +1 more | 2010-12-21 |
| 7794539 | Method for producing III group element nitride crystal, production apparatus for use therein, and semiconductor element produced thereby | Yasuo Kitaoka, Isao Kidoguchi, Yusuke Mori, Fumio Kawamura, Takatomo Sasaki +1 more | 2010-09-14 |
| 7754012 | Apparatus for production of crystal of group III element nitride and process for producing crystal of group III element nitride | Yasuo Kitaoka, Isao Kidoguchi, Yusuke Mori, Fumio Kawamura, Takatomo Sasaki +2 more | 2010-07-13 |
| 7524691 | Method of manufacturing group III nitride substrate | Yasuo Kitaoka, Isao Kidoguchi, Akihiko Ishibashi | 2009-04-28 |
| 7435295 | Method for producing compound single crystal and production apparatus for use therein | Yasuo Kitaoka, Isao Kidoguchi, Yasuhito Takahashi, Takatomo Sasaki, Yusuke Mori +1 more | 2008-10-14 |
| 7381268 | Apparatus for production of crystal of group III element nitride and process for producing crystal of group III element nitride | Yasuo Kitaoka, Isao Kidoguchi, Yusuke Mori, Fumio Kawamura, Takatomo Sasaki +2 more | 2008-06-03 |
| 7361220 | Method of manufacturing group III nitride single crystal, device used for the method and group III nitride single crystal obtained by the method | Takatomo Sasaki, Yusuke Mori, Fumio Kawamura, Masashi Yoshimura, Yasunori Kai +3 more | 2008-04-22 |
| 7309534 | Group III nitride crystals usable as group III nitride substrate, method of manufacturing the same, and semiconductor device including the same | Yasuo Kitaoka, Isao Kidoguchi, Takatomo Sasaki, Yusuke Mori, Fumio Kawamura +1 more | 2007-12-18 |
| 7288152 | Method of manufacturing GaN crystals and GaN crystal substrate, GaN crystals and GaN crystal substrate obtained by the method, and semiconductor device including the same | Yasuo Kitaoka, Isao Kidoguchi, Takatomo Sasaki, Yusuke Mori, Fumio Kawamura +1 more | 2007-10-30 |
| 7255742 | Method of manufacturing Group III nitride crystals, method of manufacturing semiconductor substrate, Group III nitride crystals, semiconductor substrate, and electronic device | Yasuo Kitaoka, Isao Kidoguchi, Takatomo Sasaki, Yusuke Mori, Fumio Kawamura | 2007-08-14 |
| 7227172 | Group-III-element nitride crystal semiconductor device | Yasuo Kitaoka, Isao Kidoguchi, Kazuyoshi Tsukamoto | 2007-06-05 |
| 7221037 | Method of manufacturing group III nitride substrate and semiconductor device | Yasuo Kitaoka, Isao Kidoguchi, Akihiko Ishibashi | 2007-05-22 |
| 7176115 | Method of manufacturing Group III nitride substrate and semiconductor device | Yasuo Kitaoka, Isao Kidoguchi, Akihiko Ishibashi, Takatomo Sasaki, Yusuke Mori +1 more | 2007-02-13 |
| 7125801 | Method of manufacturing Group III nitride crystal substrate, etchant used in the method, Group III nitride crystal substrate, and semiconductor device including the same | Yasuo Kitaoka, Isao Kidoguchi, Yusuke Mori, Takatomo Sasaki, Fumio Kawamura | 2006-10-24 |
| 6927909 | Integrated magneto-optical modulator with optical isolator, method of manufacturing the same and optical communication system using the same | — | 2005-08-09 |
| 6912080 | Magneto-optic modulator and optical communication system using the same | — | 2005-06-28 |
| 6903862 | Ultraviolet acoustooptic device and optical imaging apparatus using the same | Toshimi Nishiyama, Kimihiko Shibuya | 2005-06-07 |