Issued Patents All Time
Showing 1–25 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429250 | Heat-collecting member and agricultural house | Akio Sugimoto, Hiroki Okada | 2025-09-30 |
| 11891720 | Gallium arsenide single crystal substrate and method for producing gallium arsenide single crystal substrate | Issei Satoh, Fumitake Nakanishi | 2024-02-06 |
| 11094537 | Group III nitride composite substrate and method for manufacturing the same, and method for manufacturing group III nitride semiconductor device | Keiji Ishibashi, Akihiro Hachigo, Yuki Hiromura, Naoki Matsumoto, Seiji Nakahata +6 more | 2021-08-17 |
| 10600676 | Group III nitride composite substrate and method for manufacturing the same, and method for manufacturing group III nitride semiconductor device | Keiji Ishibashi, Akihiro Hachigo, Yuki Hiromura, Naoki Matsumoto, Seiji Nakahata +6 more | 2020-03-24 |
| 9923063 | Group III nitride composite substrate and method for manufacturing the same, laminated group III nitride composite substrate, and group III nitride semiconductor device and method for manufacturing the same | Keiji Ishibashi, Takuya Yanagisawa, Yuki Seki, Yoshiyuki Yamamoto | 2018-03-20 |
| 9917004 | Group III nitride composite substrate and method for manufacturing the same, and method for manufacturing group III nitride semiconductor device | Keiji Ishibashi, Akihiro Hachigo, Yuki Hiromura, Naoki Matsumoto, Seiji Nakahata +6 more | 2018-03-13 |
| 9368568 | Group III nitride crystal substrates and group III nitride crystal | Hideki Osada, Seiji Nakahata, Shinsuke Fujiwara | 2016-06-14 |
| 9279194 | Method of growing III-nitride crystal | Hiroaki Yoshida, Shinsuke Fujiwara, Masanori Morishita | 2016-03-08 |
| 9184228 | Composite base including sintered base and base surface flattening layer, and composite substrate including that composite base and semiconductor crystalline layer | Yuki Seki, Issei Satoh, Yoshiyuki Yamamoto | 2015-11-10 |
| 9153742 | GaN-crystal free-standing substrate and method for producing the same | Shinsuke Fujiwara, Hitoshi Kasai, Takuji Okahisa | 2015-10-06 |
| 9145127 | Traction control device | Kazuhiro Hatake, Yuya Kusumoto | 2015-09-29 |
| 9064706 | Composite of III-nitride crystal on laterally stacked substrates | Naho Mizuhara, Michimasa Miyanaga, Keisuke Tanizaki, Hideaki Nakahata, Seiji Nakahata +1 more | 2015-06-23 |
| 9005362 | Method for growing group III nitride crystal | Yuki Hiromura, Hiroaki Yoshida, Shinsuke Fujiwara | 2015-04-14 |
| 8989969 | Traction control apparatus | Kazuhiro Hatake | 2015-03-24 |
| 8962365 | Method of manufacturing GaN-based film and composite substrate used therefor | Issei Satoh, Yuki Seki, Yoshiyuki Yamamoto, Hideki Matsubara, Shinsuke Fujiwara +1 more | 2015-02-24 |
| 8872309 | Composite of III-nitride crystal on laterally stacked substrates | Naho Mizuhara, Michimasa Miyanaga, Keisuke Tanizaki, Hideaki Nakahata, Seiji Nakahata +1 more | 2014-10-28 |
| 8847363 | Method for producing group III nitride crystal | Hideki Osada, Seiji Nakahata, Shinsuke Fujiwara | 2014-09-30 |
| 8823142 | GaN single crystal substrate having a large area and a main surface whose plane orientation is other than (0001) and (000-1) | Shinsuke Fujiwara, Hideki Osada, Seiji Nakahata | 2014-09-02 |
| 8748890 | Method of manufacturing semiconductor wafer, and composite base and composite substrate for use in that method | Yuki Seki, Issei Satoh, Yoshiyuki Yamamoto | 2014-06-10 |
| 8725360 | Traction control device | Kazuhiro Hatake, Yuya Kusumoto | 2014-05-13 |
| 8725359 | Traction control device | Kazuhiro Hatake, Yuya Kusumoto | 2014-05-13 |
| 8709923 | Method of manufacturing III-nitride crystal | Naho Mizuhara, Michimasa Miyanaga, Keisuke Tanizaki, Hideaki Nakahata, Seiji Nakahata +1 more | 2014-04-29 |
| 8697564 | Method of manufacturing GaN-based film | Shinsuke Fujiwara, Yoshiyuki Yamamoto, Issei Satoh | 2014-04-15 |
| 8697550 | Method of manufacturing GaN-based film | Issei Satoh, Yuki Seki, Yoshiyuki Yamamoto, Hideki Matsubara, Shinsuke Fujiwara +1 more | 2014-04-15 |
| 8694212 | Vehicle speed estimator and traction control device | Kazuhiro Hatake, Azumi Nomura | 2014-04-08 |