Inventor
MORITO KEN
JP19 patents
⚠️ This page may combine multiple inventors who share the name “MORITO KEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
17 patentsUS6847662B2Jan 25, 2005
Wavelength-selectable laser capable of high-speed frequency control
FUJITSU LTD38 citations92
US6487007B1Nov 26, 2002
Polarization independent-type semiconductor optical amplifier
FUJITSU LTD29 citations92
US7112827B2Sep 26, 2006
Tunable wavelength laser
FUJITSU LTD46 citations91
US7859745B2Dec 28, 2010
Semiconductor optical amplifying device, semiconductor optical amplifying system and semiconductor optical integrated element
FUJITSU LTD8 citations84
US7539378B2May 26, 2009
Optical waveguide device and semiconductor device
FUJITSU LTD11 citations84
US7508849B2Mar 24, 2009
Wavelength tunable laser device
FUJITSU LTD11 citations84
US6992813B1Jan 31, 2006
Optical amplifying device
FUJITSU LTD11 citations84
US7829880B2Nov 9, 2010
Quantum dot semiconductor device
FUJITSU LTD8 citations83
US6545801B2Apr 8, 2003
Semiconductor optical amplifier performing polarization-independent operation
FUJITSU LTD16 citations83
US7542201B2Jun 2, 2009
Semiconductor optical amplification device and optical integrated circuit
FUJITSU LTD7 citations74
US7130112B2Oct 31, 2006
Optical amplifying device
FUJITSU LTD7 citations73
US6487008B2Nov 26, 2002
Light amplifying device
FUJITSU LTD13 citations73
US7859746B2Dec 28, 2010
Semiconductor optical amplifier
FUJITSU LTD3 citations63
US7633984B2Dec 15, 2009
Optical semiconductor device and driving method thereof
FUJITSU LTD3 citations62
US7130322B2Oct 31, 2006
Wavelength tunable laser and method of controlling the same
FUJITSU LTD3 citations61
US7295366B2Nov 13, 2007
Optical integrated device and optical module
FUJITSU LTD1 citations52
US7158547B2Jan 2, 2007
Wavelength tunable laser of small size
FUJITSU LTD0 citations52