Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6795614 | Method of making phase mask for machining optical fiber and optical fiber having bragg diffraction grating produced using the phase mask for machining optical fiber | Masaaki Kurihara, Tetsuro Komukai, Masataka Nakazawa | 2004-09-21 |