Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11982016 | Method for growing beta-Ga2O3-based single crystal film, and crystalline layered structure | Ken-Ichi Goto, Kohei Sasaki, Akinori Koukitu, Yoshinao Kumagai | 2024-05-14 |
| 11499247 | Vapor-liquid reaction device, reaction tube, film forming apparatus | Akinori Koukitu, Akira Yamaguchi, Kazushige Shiina, Hayato Shimamura | 2022-11-15 |
| 11371140 | Method for producing GaN crystal | Kenji Iso, Akinori Koukitu | 2022-06-28 |
| 11047067 | Crystal laminate structure | Ken-Ichi Goto, Akinori Koukitu, Yoshinao Kumagai | 2021-06-29 |
| 10985016 | Semiconductor substrate, and epitaxial wafer and method for producing same | Ken-Ichi Goto, Yoshinao Kumagai | 2021-04-20 |
| 10961619 | Method for producing GaN crystal | Kenji Iso, Akinori Koukitu | 2021-03-30 |
| 10861945 | Semiconductor element and crystalline laminate structure | Kohei Sasaki, Ken-Ichi Goto, Masataka Higashiwaki, Man Hoi Wong, Akinori Koukitu +1 more | 2020-12-08 |
| 10731274 | Group III nitride laminate and vertical semiconductor device having the laminate | Yoshinao Kumagai, Toru Kinoshita | 2020-08-04 |
| 10676841 | Semiconductor substrate, epitaxial wafer, and method for manufacturing epitaxial wafer | Ken-Ichi Goto, Akinori Koukitu, Yoshinao Kumagai | 2020-06-09 |
| 10538862 | Crystal laminate structure | Ken-Ichi Goto, Akinori Koukitu, Yoshinao Kumagai | 2020-01-21 |
| 10199512 | High voltage withstand Ga2O3-based single crystal schottky barrier diode | Kohei Sasaki, Ken-Ichi Goto, Masataka Higashiwaki, Akinori Koukitu, Yoshinao Kumagai | 2019-02-05 |
| 10125433 | Nitride semiconductor crystal, manufacturing method and manufacturing equipment | Akinori Koukitu, Yoshinao Kumagai | 2018-11-13 |
| 9978904 | Indium gallium nitride light emitting devices | Michael R. Krames, Mark P. D'Evelyn, Akinori Koukitu, Yoshinao Kumagai | 2018-05-22 |
| 9527542 | Personal digital assistant attachment structure for saddle-ride vehicle | Takahiro Oyama, Tomohiro Hoshi, Junya Ono, Hiroyuki Kaneta, Noriyuki Mori +1 more | 2016-12-27 |
| 9415691 | Electric vehicle | Tsutomu Yoshino, Koji Aoki | 2016-08-16 |
| 8886376 | Control apparatus for motor-assisted bicycle | Koji Aoki | 2014-11-11 |
| 8744660 | Collection and delivery support system for saddle-ride type electric vehicles | Takahiro Oyama, Tomohiro Hoshi, Junya Ono, Hiroyuki Kaneta, Noriyuki Mori +1 more | 2014-06-03 |
| 8702549 | Vehicle drive unit | Tsutomu Yoshino, Satoshi Nakamura, Koji Aoki, Naoki Kamimura | 2014-04-22 |
| 8334628 | Stator coil for axial gap electrical rotating machine | Tomotaka Iki, Masaru Ozawa | 2012-12-18 |
| 8115361 | Coil assembly for electrical rotating machine, stator for electrical rotating machine, and electrical rotating machine | Tomotaka Iki, Masaru Ozawa | 2012-02-14 |
| 7990011 | Rotor for electric motor | Tsutomu Yoshino, Koichi Oku | 2011-08-02 |
| 7823388 | Gas turbine engine control system | — | 2010-11-02 |
| 6802289 | Valve timing control system for internal combustion engine | Hideyuki Miyazaka, Taisuke Sakane, Keiji Hisahara, Yoshinori Ichinosawa | 2004-10-12 |
| 6745558 | Gas-turbine engine control system | Tsutomu Inoue | 2004-06-08 |
| 5882708 | Milk-constituent-containing beverage | Akihiko Takahashi, Fumiko Yoshida | 1999-03-16 |