Inventor
INAGAKI SHINYA
JP49 patents
⚠️ This page may combine multiple inventors who share the name “INAGAKI SHINYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
40 patentsUS5764404AJun 9, 1998
Wavelength-division-multiplexing optical amplifier
FUJITSU LTD99 citations98
US6603596B2Aug 5, 2003
Gain and signal level adjustments of cascaded optical amplifiers
FUJITSU LTD55 citations96
US5778129AJul 7, 1998
Doped optical fiber having core and clad structure for increasing the amplification band of an optical amplifier using the optical fiber
FUJITSU LTD74 citations96
US5087110AFeb 11, 1992
Optical fiber cable and manufacture of optical fiber cable
FUJITSU LTD53 citations95
US5077815ADec 31, 1991
Apparatus for optically connecting a single-mode optical fiber to a multi-mode optical fiber
FUJITSU LTD76 citations94
US6744958B2Jun 1, 2004
Apparatus and method of compensating for wavelength dispersion of optical transmission line
FUJITSU LTD24 citations93
US6633429B2Oct 14, 2003
Optical amplification method and device usable with bands other than the C-band
FUJITSU LTD25 citations93
US6043930AMar 28, 2000
Optical amplifier and optical fiber applicable to optical amplifier
FUJITSU LTD38 citations93
US5861973AJan 19, 1999
Optical amplifier for collectively amplifying optical signals having a plurality of multiplexed wavelengths
FUJITSU LTD24 citations93
US5745283AApr 28, 1998
Method and apparatus for controlling optical amplifier used for optically amplifying wavelength-division multiplexed signal
FUJITSU LTD49 citations93
US7061666B2Jun 13, 2006
Gain and signal level adjustments of cascaded optical amplifiers
FUJITSU LTD18 citations92
US6266180B1Jul 24, 2001
Optical fiber amplifier using optical fiber having a portion which suppresses nonlinear optical phenomena
FUJITSU LTD37 citations92
US6163398ADec 19, 2000
Dispersion compensating fiber and optical amplifier using same
FUJITSU LTD18 citations92
US5467218ANov 14, 1995
Optical fiber amplifier
FUJITSU LTD36 citations92
US5007698AApr 16, 1991
Optical fiber amplifier/multiplexer
FUJITSU LTD30 citations92
US5155621AOct 13, 1992
Optical fiber amplifier
FUJITSU LTD36 citations91
US5136420AAug 4, 1992
Optical fiber amplifier
FUJITSU LTD50 citations91
US7924499B2Apr 12, 2011
Gain and signal level adjustments of cascaded optical amplifiers
FUJITSU LTD8 citations84
US7330303B2Feb 12, 2008
Wavelength division multiplexed optical amplifier
FUJITSU LTD12 citations83
US7236294B2Jun 26, 2007
Optical amplifier
FUJITSU LTD9 citations74
US7085043B2Aug 1, 2006
Optical amplifier
FUJITSU LTD10 citations74
US6738182B2May 18, 2004
Optical fiber amplifier
FUJITSU LTD8 citations74
US6625362B2Sep 23, 2003
Dispersion compensating optical fiber
FUJITSU LTD11 citations74
US6134046AOct 17, 2000
Optical amplifying fiber and forming method for fiber grating
FUJITSU LTD8 citations74
US6061173AMay 9, 2000
Wavelength-division-multiplexing optical amplifier
FUJITSU LTD8 citations74
US6014248AJan 11, 2000
Wavelength division multiplexed optical signal amplifier
FUJITSU LTD15 citations74
US5970198AOct 19, 1999
Optically amplifying fiber and optical fiber amplifier
FUJITSU LTD16 citations74
US5327282AJul 5, 1994
Optical amplifier for 1.3 μm band
FUJITSU LTD15 citations74
US5189483AFeb 23, 1993
Apparatus for measurement of chromatic dispersion in a single mode optical fiber
FUJITSU LTD16 citations74
US5140598AAug 18, 1992
Fiber optic amplifier
FUJITSU LTD17 citations74
US6748176B1Jun 8, 2004
Optical dropping apparatus and optical add/drop multiplexer
FUJITSU LTD7 citations73
US5071212ADec 10, 1991
Optical fiber polarizer and process of production thereof
FUJITSU LTD9 citations73
US5276549AJan 4, 1994
Optical transmitter including rare earth-doped fiber
FUJITSU LTD10 citations72
US5799125AAug 25, 1998
Rare earth doped optical fiber
FUJITSU LTD16 citations71
US7969648B2Jun 28, 2011
Gain and signal level adjustments of cascaded optical amplifiers
FUJITSU LTD1 citations63
US7480092B2Jan 20, 2009
Optical amplification method and device usable with bands other than the C-band
FUJITSU LTD4 citations63
US7139453B2Nov 21, 2006
Variable dispersion compensator utilizing wavelength conversion
FUJITSU LTD4 citations63
US7397981B2Jul 8, 2008
Apparatus and method of compensating for wavelength dispersion of optical transmission line
FUJITSU LTD0 citations52
US7136219B2Nov 14, 2006
Optical amplifier using delayed phase matching fiber
FUJITSU LTD1 citations52
US7729588B2Jun 1, 2010
Optical fiber, manufacturing method of the same, and optical amplifier
FUJITSU LTD0 citations42
NIPPON KAYAKU KK
5 patentsUS9684239B2Jun 20, 2017
Photosensitive resin composition, resist laminate, and cured product thereof (2)
NIPPON KAYAKU KK3 citations71
US9448479B2Sep 20, 2016
Photosensitive resin composition, resist laminate, and articles obtained by curing same (7)
NIPPON KAYAKU KK3 citations71
US9857685B2Jan 2, 2018
Photosensitive resin composition, resist laminate, cured product of photosensitive resin composition, and cured product of resist laminate (11)
NIPPON KAYAKU KK2 citations67
US10241408B2Mar 26, 2019
Photosensitive resin composition, resist laminate, and cured product thereof (1)
NIPPON KAYAKU KK0 citations40
US10012901B2Jul 3, 2018
Photosensitive resin composition, resist laminate, and articles obtained by curing same (5)
NIPPON KAYAKU KK0 citations40