Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6870991 | Fiber-type optical coupler with slanting Bragg diffraction gratings and optical parts and apparatuses using the same | Yoshinori Ohta | 2005-03-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6870991 | Fiber-type optical coupler with slanting Bragg diffraction gratings and optical parts and apparatuses using the same | Yoshinori Ohta | 2005-03-22 |