Inventor
FUJII YASUKI
JP24 patents
⚠️ This page may combine multiple inventors who share the name “FUJII YASUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
15 patentsUS7188280B2Mar 6, 2007
Protecting route design method in a communication network
FUJITSU LTD76 citations96
US5781528AJul 14, 1998
Path switching system and method
FUJITSU LTD48 citations92
US5636206AJun 3, 1997
System for achieving alarm masking processing
FUJITSU LTD39 citations92
US6189025B1Feb 13, 2001
Method for controlling communication paths and communication control system in communication network
FUJITSU LTD16 citations84
US7680136B2Mar 16, 2010
Method and apparatus for allocating label to path in ring network
FUJITSU LTD7 citations73
US11641356B2May 2, 2023
Authorization apparatus, data server and communication system
FUJITSU LTD2 citations72
US7706690B2Apr 27, 2010
Relay node in optical networks
FUJITSU LTD7 citations72
US7804788B2Sep 28, 2010
Ring type network system including a function of setting up a path
FUJITSU LTD2 citations62
US7633857B2Dec 15, 2009
Node and method of setting backup path
FUJITSU LTD5 citations62
US7653308B2Jan 26, 2010
Path routing computation method and optical communication network applying path routing computation method
FUJITSU LTD6 citations61
US7639607B2Dec 29, 2009
Signaling system for simultaneously and autonomously setting a spare path
FUJITSU LTD6 citations61
US7657180B2Feb 2, 2010
Communication path calculation method and module
FUJITSU LTD1 citations50
US9871580B2Jan 16, 2018
Transmission apparatus and network control method
FUJITSU LTD0 citations42
US9680566B2Jun 13, 2017
Transmission apparatus and method
FUJITSU LTD0 citations42
US9204209B2Dec 1, 2015
Optical transmission apparatus
FUJITSU LTD0 citations41
FUJII YASUKI
4 patentsUS8068506B2Nov 29, 2011
Signaling apparatus and signaling method
FUJII YASUKI0 citations49
US8861956B2Oct 14, 2014
Apparatus and method for switching paths in a wavelength-multiplexing network
FUJII YASUKI0 citations38
US8712235B2Apr 29, 2014
Transmission apparatus and network protection method
FUJII YASUKI0 citations38
US8432792B2Apr 30, 2013
Node apparatus, ring network, and protection path bandwidth control method
FUJII YASUKI0 citations38