Inventor
SAKAUCHI MASAHIRO
JP14 patents
⚠️ This page may combine multiple inventors who share the name “SAKAUCHI MASAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAKAUCHI MASAHIRO
6 patentsUS8693880B2Apr 8, 2014
Wavelength path communication node apparatus, wavelength path communication control method, and recording medium
SAKAUCHI MASAHIRO18 citations82
US8811817B2Aug 19, 2014
Optical signal transmission device, optical signal reception device, wavelength division multiplexing optical communication device, and wavelength path system
SAKAUCHI MASAHIRO5 citations72
US8072878B2Dec 6, 2011
Packet ring network system, packet transfer system, redundancy node, and packet transfer program
SAKAUCHI MASAHIRO2 citations61
US9083142B2Jul 14, 2015
Excitation light distribution device, excitation light distribution method, optical amplification system and node device
SAKAUCHI MASAHIRO2 citations60
US9154254B2Oct 6, 2015
Wavelength path multiplexing/demultiplexing apparatus and wavelength path multiplexing/demultiplexing method
SAKAUCHI MASAHIRO1 citations51
US8917994B2Dec 23, 2014
Wavelength path multiplexing and demultiplexing optical transmission apparatus
SAKAUCHI MASAHIRO0 citations40
NEC CORP
4 patentsUS7848340B2Dec 7, 2010
System and method for transmission of data in packet ring network system
NEC CORP35 citations92
US7826400B2Nov 2, 2010
Packet ring network system and packet transport method
NEC CORP36 citations91
US7898942B2Mar 1, 2011
Ring network system, failure recovery method, failure detection method, node and program for node
NEC CORP17 citations83
US7920576B2Apr 5, 2011
Packet ring network system, packet forwarding method and node
NEC CORP5 citations62