Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9515763 | Digital coherent receiver and receiving method of optical signal | Takeshi Hoshida | 2016-12-06 |
| 9287992 | Wavelength division multiplexing transmission device | Takehiro Fujita | 2016-03-15 |