Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6768137 | Laminated semiconductor substrate and optical semiconductor element | Yasuo Ohba, Rei Hashimoto, Keiji Takaoka | 2004-07-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6768137 | Laminated semiconductor substrate and optical semiconductor element | Yasuo Ohba, Rei Hashimoto, Keiji Takaoka | 2004-07-27 |