Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6400497 | Optical fiber amplifier | Shigeru Shikii, Yukihiro Ozeki, Shusei Aoki | 2002-06-04 |
| 6344924 | Optical fiber amplifier and output power flattening method of optical fiber amplifier | Shigeru Shikii | 2002-02-05 |
| 6335821 | Optical fiber amplifier and a method for controlling the same | Sigeru Shikii | 2002-01-01 |