Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6542288 | Optical amplifier utilizing rare earth element-doped optical fibers for temperature compensation | Takeshi Segi, Tetsuya Sakai, Takafumi Kashima | 2003-04-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6542288 | Optical amplifier utilizing rare earth element-doped optical fibers for temperature compensation | Takeshi Segi, Tetsuya Sakai, Takafumi Kashima | 2003-04-01 |