Inventor
EMORI YOSHIHIRO
JP47 patents
⚠️ This page may combine multiple inventors who share the name “EMORI YOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FURUKAWA ELECTRIC CO LTD
41 patentsUS6292288B1Sep 18, 2001
Raman amplifier, optical repeater, and raman amplification method
FURUKAWA ELECTRIC CO LTD201 citations99
US6775057B2Aug 10, 2004
Raman amplifier, optical repeater, and raman amplification method
FURUKAWA ELECTRIC CO LTD24 citations96
US6501593B2Dec 31, 2002
Raman amplifier, optical repeater, and raman amplification method
FURUKAWA ELECTRIC CO LTD23 citations96
US7692852B2Apr 6, 2010
Raman amplifier, optical repeater, and Raman amplification method
FURUKAWA ELECTRIC CO LTD16 citations93
US7548368B2Jun 16, 2009
Raman amplifier, optical repeater, and raman amplification method
FURUKAWA ELECTRIC CO LTD10 citations93
US6636344B2Oct 21, 2003
Raman amplifier, optical repeater, and raman amplification method
FURUKAWA ELECTRIC CO LTD14 citations93
US7440167B2Oct 21, 2008
Optical fiber for Raman amplification, optical fiber coil, Raman amplifier, and optical communication system
FURUKAWA ELECTRIC CO LTD24 citations92
US7248399B2Jul 24, 2007
Optical fiber for Raman amplification, optical fiber coil, Raman amplifier, and optical communication system
FURUKAWA ELECTRIC CO LTD17 citations92
US7072369B2Jul 4, 2006
Depolarized laser diode module and depolarized laser diode light source
FURUKAWA ELECTRIC CO LTD22 citations92
US6977769B2Dec 20, 2005
Pump light source device for optical Raman amplification and optical Raman amplification system using the same
FURUKAWA ELECTRIC CO LTD27 citations92
US6611369B2Aug 26, 2003
Optical signal amplifier
FURUKAWA ELECTRIC CO LTD17 citations92
US6611370B2Aug 26, 2003
Raman amplifier system, apparatus and method for identifying, obtaining and maintaining an arbitrary Raman amplification performance
FURUKAWA ELECTRIC CO LTD46 citations92
US6411430B1Jun 25, 2002
Optical amplifier
FURUKAWA ELECTRIC CO LTD38 citations92
US9281654B2Mar 8, 2016
Raman amplifier, optical repeater, and Raman amplification method
FURUKAWA ELECTRIC CO LTD4 citations84
US7936795B2May 3, 2011
Cascade Raman laser
FURUKAWA ELECTRIC CO LTD10 citations84
US7447444B2Nov 4, 2008
Light source in optical transmission system, waveform shaper, optical pulse train generator, and optical reproduction system
FURUKAWA ELECTRIC CO LTD13 citations84
US7400442B2Jul 15, 2008
Optical signal amplifier
FURUKAWA ELECTRIC CO LTD12 citations84
US7199919B2Apr 3, 2007
Tunable multimode wavelength division multiplex Raman pump and amplifier, and a system, method, and computer program product for controlling tunable Raman pumps, and Raman amplifiers
FURUKAWA ELECTRIC CO LTD14 citations84
US7050221B2May 23, 2006
Raman amplifier
FURUKAWA ELECTRIC CO LTD11 citations84
US6917466B2Jul 12, 2005
Raman amplifier system, apparatus and method for identifying, obtaining and maintaining an arbitrary Raman amplification performance
FURUKAWA ELECTRIC CO LTD12 citations84
US6882468B2Apr 19, 2005
Raman amplifier
FURUKAWA ELECTRIC CO LTD13 citations84
US6882467B1Apr 19, 2005
Raman amplification method and optical signal transmission method using the same
FURUKAWA ELECTRIC CO LTD12 citations84
US7206123B2Apr 17, 2007
Raman amplifier, pump source for use in a raman amplifier and method for amplifying an optical signal
FURUKAWA ELECTRIC CO LTD17 citations83
US6542666B2Apr 1, 2003
Optical component
FURUKAWA ELECTRIC CO LTD13 citations83
US6654162B2Nov 25, 2003
Raman amplifier, optical repeater, and Raman amplification method
FURUKAWA ELECTRIC CO LTD10 citations82
US8811434B2Aug 19, 2014
Fiber laser apparatus and method of detecting failure of fiber laser apparatus
FURUKAWA ELECTRIC CO LTD13 citations81
US6825972B2Nov 30, 2004
Raman amplifier
FURUKAWA ELECTRIC CO LTD8 citations74
US6646787B2Nov 11, 2003
Raman amplifier, optical repeater, and Raman amplification method
FURUKAWA ELECTRIC CO LTD5 citations74
US6633697B2Oct 14, 2003
Raman amplification method and optical signal transmission method using same
FURUKAWA ELECTRIC CO LTD5 citations74
US6738180B2May 18, 2004
Optical transmission system
FURUKAWA ELECTRIC CO LTD10 citations70
US10862262B2Dec 8, 2020
Optical fiber laser device
FURUKAWA ELECTRIC CO LTD5 citations69
US10530117B2Jan 7, 2020
Optical fiber laser device
FURUKAWA ELECTRIC CO LTD3 citations69
US7769298B2Aug 3, 2010
Light source in optical transmission system, waveform shaper, optical pulse train generator and optical reproduction system
FURUKAWA ELECTRIC CO LTD4 citations62
US11171462B2Nov 9, 2021
Fiber laser apparatus
FURUKAWA ELECTRIC CO LTD1 citations60
US9190802B2Nov 17, 2015
Optical fiber laser equipment
FURUKAWA ELECTRIC CO LTD2 citations59
US6950230B2Sep 27, 2005
Pump light source for Raman amplifier and Raman amplifier using the same
FURUKAWA ELECTRIC CO LTD4 citations58
US12025843B2Jul 2, 2024
Optical processing structure of optical fiber
FURUKAWA ELECTRIC CO LTD0 citations56
US7224513B2May 29, 2007
Pumping light source having amplification-band extending function for Raman amplification, Raman amplifier using the same, and method and program for setting amplification band extension
FURUKAWA ELECTRIC CO LTD0 citations52
US10141708B2Nov 27, 2018
Fiber laser apparatus and method of aligning laser light irradiation position
FURUKAWA ELECTRIC CO LTD0 citations50
US6927896B2Aug 9, 2005
Raman optical amplification system
FURUKAWA ELECTRIC CO LTD0 citations42
US9690050B2Jun 27, 2017
Laser unit and optical fiber laser
FURUKAWA ELECTRIC CO LTD0 citations39