Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9698557 | Optical fiber for amplification and optical fiber amplifier using the same | Tsukasa Hosokawa, Kentaro Ichii, Katsuhiro Takenaga, Shoichiro Matsuo, Makoto Yamada | 2017-07-04 |
| 9673589 | Amplification optical fiber and optical fiber amplifier | Tsukasa Hosokawa, Kentaro Ichii, Katsuhiro Takenaga, Shoichiro Matsuo, Makoto Yamada | 2017-06-06 |