Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7589001 | Semiconductor base and its manufacturing method, and semiconductor crystal manufacturing method | Kazuyuki Tadatomo, Hiroaki Okagawa, Yoichiro Ouchi | 2009-09-15 |
| 7504324 | Semiconductor base and its manufacturing method, and semiconductor crystal manufacturing method | Kazuyuki Tadatomo, Hiroaki Okagawa, Yoichiro Ouchi | 2009-03-17 |
| 7115486 | Semiconductor base and its manufacturing method, and semiconductor crystal manufacturing method | Kazuyuki Tadatomo, Hiroaki Okagawa, Yoichiro Ouchi | 2006-10-03 |
| 6940098 | Semiconductor base and its manufacturing method, and semiconductor crystal manufacturing method | Kazuyuki Tadatomo, Hiroaki Okagawa, Yoichiro Ouchi | 2005-09-06 |
| 6794210 | Method for growing GaN compound semiconductor crystal and semiconductor substrate | Yoichiro Ouchi, Hiroaki Okagawa, Kazuyuki Tadatomo | 2004-09-21 |
| 6734515 | Semiconductor light receiving element | Kazuyuki Tadatomo, Hiroaki Okagawa, Youichiro Ohuchi, Kazumasa Hiramatsu, Yutaka Hamamura +1 more | 2004-05-11 |
| 6700179 | Method for growing GaN compound semiconductor crystal and semiconductor substrate | Yoichiro Ouchi, Hiroaki Okagawa, Kazuyuki Tadatomo | 2004-03-02 |
| 5987041 | Laser apparatus and method for emission of laser beam using same | Hirokazu Taniguchi, Kazuyuki Miyake | 1999-11-16 |