Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9716554 | Information transmission system, information sending device, information receiving device, information transmission method, information sending method, information receiving method and program product | Keiichi Kaneko, Masaaki Kikuchi | 2017-07-25 |
| 9705596 | Optical communication apparatus, wavelength band estimating apparatus, optical communication method and storage medium | Masaaki Kikuchi | 2017-07-11 |