Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6625187 | Semiconductor optical device and method of manufacturing the same | Nobuyuki Ikoma, Akira Ishida, Shigenori Takagishi, Mitsuo Takahashi, Masayuki Shigematsu | 2003-09-23 |