Issued Patents All Time
Showing 26–50 of 106 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8421190 | Group III nitride semiconductor substrate and manufacturing method thereof | Takuji Okahisa, Seiji Nakahata | 2013-04-16 |
| 8415180 | Method for fabricating wafer product and method for fabricating gallium nitride based semiconductor optical device | Shin Hashimoto, Katsushi Akita, Kensaku Motoki, Shinsuke Fujiwara | 2013-04-09 |
| 8404042 | Group-III nitride crystal composite | Naho Mizuhara, Koji Uematsu, Michimasa Miyanaga, Keisuke Tanizaki, Seiji Nakahata +1 more | 2013-03-26 |
| 8377204 | Group III nitride single crystal and method of its growth | Michimasa Miyanaga, Naho Mizuhara, Shinsuke Fujiwara, Seiji Nakahata | 2013-02-19 |
| 8367577 | Thin film of aluminum nitride and process for producing the thin film of aluminum nitride | Issei Satoh, Naho Mizuhara, Keisuke Tanizaki, Michimasa Miyanaga, Takashi Sakurada +1 more | 2013-02-05 |
| 8362521 | III nitride semiconductor crystal, III nitride semiconductor device, and light emitting device | Seiji Nakahata, Koji Uematsu, Makoto Kiyama, Youichi Nagai, Takao Nakamura | 2013-01-29 |
| 8363326 | AlxGa(1-x)N single crystal, method of producing AlxGa(1-x)N single crystal, and optical lens | Satoshi Arakawa, Takashi Sakurada, Yoshiyuki Yamamoto, Issei Satoh, Keisuke Tanizaki +2 more | 2013-01-29 |
| 8361226 | III-nitride single-crystal growth method | Michimasa Miyanaga, Naho Mizuhara, Shinsuke Fujiwara, Tomohiro Kawase | 2013-01-29 |
| 8357597 | Process for producing Si(1-v-w-x)CwAlxNv base material, process for producing epitaxial wafer, Si(1-v-w-x)CwAlxNv base material, and epitaxial wafer | Issei Satoh, Michimasa Miyanaga, Shinsuke Fujiwara | 2013-01-22 |
| 8323402 | Method for growing aluminum nitride crystal, process for producing aluminum nitride crystal, and aluminum nitride crystal | Keisuke Tanizaki, Naho Mizuhara, Michimasa Miyanaga, Yoshiyuki Yamamoto | 2012-12-04 |
| 8309380 | Photodiode array, method for manufacturing photodiode array, epitaxial wafer, and method for manufacturing epitaxial wafer | Katsushi Akita, Takashi Ishizuka, Kei Fujii, Youichi Nagai | 2012-11-13 |
| 8293012 | Method for growing AlxGa1-xN crystal, and AlxGa1-xN crystal substrate | Michimasa Miyanaga, Naho Mizuhara | 2012-10-23 |
| 8293011 | Method for growing group III nitride semiconductor crystal and growing device for group III nitride semiconductor crystal | Michimasa Miyanaga, Naho Mizuhara, Keisuke Tanizaki, Issei Satoh, Hisao Takeuchi | 2012-10-23 |
| 8294245 | GaN single-crystal mass and method of its manufacture, and semiconductor device and method of its manufacture | Shinsuke Fujiwara, Takashi Sakurada, Yoshiyuki Yamamoto, Seiji Nakahata, Tomoki Uemura | 2012-10-23 |
| 8259386 | Wavelength conversion element and method for manufacturing wavelength conversion element | Issei Satoh, Michimasa Miyanaga, Yoshiyuki Yamamoto | 2012-09-04 |
| 8258051 | Method of manufacturing III-nitride crystal, and semiconductor device utilizing the crystal | Naho Mizuhara, Koji Uematsu, Michimasa Miyanaga, Keisuke Tanizaki, Seiji Nakahata +1 more | 2012-09-04 |
| 8198623 | Photodiode array, method for manufacturing photodiode array, epitaxial wafer, and method for manufacturing epitaxial wafer | Katsushi Akita, Takashi Ishizuka, Kei Fujii, Youichi Nagai | 2012-06-12 |
| 8147612 | Method for manufacturing gallium nitride crystal and gallium nitride wafer | Tomoki Uemura, Takashi Sakurada, Shinsuke Fujiwara, Takuji Okahisa, Koji Uematsu | 2012-04-03 |
| 8148751 | Group III nitride semiconductor wafer and group III nitride semiconductor device | Shin Hashimoto, Tatsuya Tanabe, Katsushi Akita, Hiroshi Amano | 2012-04-03 |
| 8097528 | Manufacturing method of nitride substrate, nitride substrate, and nitride-based semiconductor device | Takuji Okahisa, Koji Uematsu | 2012-01-17 |
| 7995267 | Wavelength converter manufacturing method and wavelength converter | Issei Satoh, Michimasa Miyanaga, Yoshiyuki Yamamoto | 2011-08-09 |
| 7834423 | Method of producing a nitride semiconductor device and nitride semiconductor device | Seiji Nakahata, Koji Uematsu | 2010-11-16 |
| 7772585 | Nitride semiconductor substrate and method of producing same | Koji Uematsu, Fumitaka Sato, Ryu Hirota, Seiji Nakahata | 2010-08-10 |
| 7771532 | Nitride semiconductor substrate and method of producing same | Koji Uematsu, Fumitaka Sato, Ryu Hirota, Seiji Nakahata | 2010-08-10 |
| 7732236 | III nitride semiconductor crystal and manufacturing method thereof, III nitride semiconductor device manufacturing method thereof, and light emitting device | Seiji Nakahata, Koji Uematsu, Makoto Kiyama, Youichi Nagai, Takao Nakamura | 2010-06-08 |