Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836498 | Semiconductor laser, semiconductor device and nitride series III-V group compound substrate, as well as manufacturing method thereof | Katsunori Yanashima, Takeharu Asano, Osamu Goto, Shinro Ikeda, Katsuyoshi Shibuya +3 more | 2004-12-28 |
| 6829270 | Nitride III-V compound semiconductor substrate, its manufacturing method, manufacturing method of a semiconductor light emitting device, and manufacturing method of a semiconductor device | Yasuhiko Suzuki, Takeharu Asano, Osamu Goto, Shinro Ikeda, Katsuyoshi Shibuya | 2004-12-07 |
| 6797595 | Method of heat-treating nitride compound semiconductor layer and method of producing semiconductor device | — | 2004-09-28 |