Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9722388 | Multi-core optical amplifying fiber device and multi-core optical fiber amplifier | Masateru Tadakuma, Koichi Maeda, Yukihiro TSUCHIDA, Ryuichi Sugizaki | 2017-08-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9722388 | Multi-core optical amplifying fiber device and multi-core optical fiber amplifier | Masateru Tadakuma, Koichi Maeda, Yukihiro TSUCHIDA, Ryuichi Sugizaki | 2017-08-01 |