Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8947771 | Optical amplifying device | Koei Yamamoto, Shingo Oishi, Masatoshi Fujimoto, Shigeru Sakamoto, Hironori Takahashi +3 more | 2015-02-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8947771 | Optical amplifying device | Koei Yamamoto, Shingo Oishi, Masatoshi Fujimoto, Shigeru Sakamoto, Hironori Takahashi +3 more | 2015-02-03 |