Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836418 | Slant short-period grating | Akira Sakamoto, Masaaki Sudo, Reiko Kojima, Tomosada Inada, Satoshi Okude | 2004-12-28 |
| 6819834 | Optical fiber grating, optical fiber grating manufacturing method, and optical fiber grating manufacturing apparatus | Yuu Ishii, Michihiro Nakai, Satoshi Okude, Kensuke Shima | 2004-11-16 |