Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9647058 | Diode | Makoto Kiyama, Takashi Matsuura | 2017-05-09 |
| 8829535 | Silicon carbide semiconductor device | Toru Hiyoshi, Keiji Wada, Takeyoshi Masuda | 2014-09-09 |
| 8642476 | Method for manufacturing silicon carbide semiconductor device | Satomi Itoh, Hiromu Shiomi, Yasuo Namikawa, Keiji Wada, Toru Hiyoshi | 2014-02-04 |
| 6387722 | Methods for preparing an epitaxial wafer having a gallium nitride epitaxial layer deposited on a semiconductor substrate | Kensaku Motoki, Masato Matsushima, Katsushi Akita, Kikurou Takemoto, Hisashi Seki +1 more | 2002-05-14 |
| 6270587 | Epitaxial wafer having a gallium nitride epitaxial layer deposited on semiconductor substrate and method for preparing the same | Kensaku Motoki, Masato Matsushima, Katsushi Akita, Kikurou Takemoto, Hisashi Seki +1 more | 2001-08-07 |
| 6122170 | Power module board and power module using the board | Yoshiyuki Hirose, Kazutaka Sasaki, Hirohiko Nakata | 2000-09-19 |
| 6031252 | Epitaxial wafer and method of preparing the same | Yoshiki Miura, Kensaku Motoki, Takuji Okahisa, Masato Matsushima, Hisashi Seki +1 more | 2000-02-29 |
| 5970314 | Process for vapor phase epitaxy of compound semiconductor | Takuji Okahisa, Masato Matsushima, Yoshiki Miura, Kensaku Motoki, Hisashi Seki +1 more | 1999-10-19 |
| 5962875 | Light emitting device, wafer for light emitting device, and method of preparing the same | Kensaku Motoki, Yoshiki Miura | 1999-10-05 |
| 5834325 | Light emitting device, wafer for light emitting device, and method of preparing the same | Kensaku Motoki, Yoshiki Miura | 1998-11-10 |