Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8466471 | Nitride semiconductor free-standing substrate and method for making same | Takayuki Suzuki, Takeshi Meguro | 2013-06-18 |
| 8310029 | Group III nitride semiconductor free-standing substrate and method of manufacturing the same, group III nitride semiconductor device and method of manufacturing the same | Hajime Fujikura | 2012-11-13 |
| 8102026 | Group-III nitride semiconductor freestanding substrate and manufacturing method of the same | Takeshi Meguro | 2012-01-24 |
| 7829913 | Porous substrate and its manufacturing method, and gan semiconductor multilayer substrate and its manufacturing method | Masatomo Shibata, Yuichi Oshima, Akira Usui, Haruo Sunagawa | 2010-11-09 |