Inventor
ABE RYOTA
JP13 patents
⚠️ This page may combine multiple inventors who share the name “ABE RYOTA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
7 patentsUS9954607B2Apr 24, 2018
Optical transmission/reception device, optical communication system, and optical communication method
NEC CORP2 citations71
US11942991B2Mar 26, 2024
Optical submarine branching apparatus, optical submarine cable system, switching method, non-transitory computer-readable medium
NEC CORP0 citations50
US11251895B2Feb 15, 2022
Seabed branching device, optical seabed cable system, and optical communication method
NEC CORP0 citations50
US11057110B2Jul 6, 2021
Optical transmission device and optical transmission method
NEC CORP0 citations50
US10581518B2Mar 3, 2020
Optical transmission/reception device, optical communication system, and optical communication method
NEC CORP0 citations50
US10554322B2Feb 4, 2020
Optical control device and optical branching device
NEC CORP0 citations50
US10243685B2Mar 26, 2019
Extended branching device and control method of the same
NEC CORP0 citations50