Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7829913 | Porous substrate and its manufacturing method, and gan semiconductor multilayer substrate and its manufacturing method | Masatomo Shibata, Yuichi Oshima, Takeshi Eri, Akira Usui | 2010-11-09 |