Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834143 | Optical module and package thereof | Takashi Shigematsu, Toshihiko Ota, Shigehito Yodo | 2004-12-21 |
| 6795615 | Apparatus and method for reducing the variance of grating spacing in an optical fiber | Shigehito Yodo, Toshihiko Ota | 2004-09-21 |