Issued Patents 2016
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9529151 | Polarization conversion element | Kazuhiro Goi, Hiroyuki Kusaka, Kensuke Ogawa | 2016-12-27 |
| 9500807 | Planar optical waveguide element, dual polarization quadrature phase shift keying modulator, coherent receiver, and polarization diversity | — | 2016-11-22 |
| 9335472 | Planar optical waveguide device and DP-QPSK modulator | Kensuke Ogawa, Kazuhiro Goi, Hiroyuki Kusaka | 2016-05-10 |
| 9304254 | Substrate-type waveguide element and optical modulator | — | 2016-04-05 |