Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6411430 | Optical amplifier | Atsushi Ogino, Masaru Fukushima, Yoshihiro Emori, Yoshio Tashiro | 2002-06-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6411430 | Optical amplifier | Atsushi Ogino, Masaru Fukushima, Yoshihiro Emori, Yoshio Tashiro | 2002-06-25 |