Inventor
FUJIKATA JUNICHI
JP52 patents
⚠️ This page may combine multiple inventors who share the name “FUJIKATA JUNICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
30 patentsUS6999287B2Feb 14, 2006
Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage system
NEC CORP21 citations93
US6934132B2Aug 23, 2005
Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage system
NEC CORP12 citations93
US6747853B2Jun 8, 2004
Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage system
NEC CORP13 citations93
US6083632AJul 4, 2000
Magnetoresistive effect film and method of manufacture thereof
NEC CORP35 citations93
US7085220B2Aug 1, 2006
Optical head and optical device for enhancing the intensity of a transmitted light
NEC CORP22 citations92
US5889640AMar 30, 1999
Magnetoresistive element and sensor having optimal cross point
NEC CORP24 citations92
US10996539B2May 4, 2021
Electro-optic modulator
NEC CORP11 citations86
US10274757B2Apr 30, 2019
Electro-optic device
NEC CORP9 citations84
US9703125B2Jul 11, 2017
Silicon-based electro-optic modulator
NEC CORP10 citations84
US7800193B2Sep 21, 2010
Photodiode, method for manufacturing such photodiode, optical communication device and optical interconnection module
NEC CORP14 citations84
US7160572B2Jan 9, 2007
Spin tunnel magnetoresistive effect film and element, magnetoresistive sensor using same, magnetic apparatus, and method for manufacturing same
NEC CORP14 citations84
US6903908B2Jun 7, 2005
Magnetoresistive effect sensor with barrier layer smoothed by composition of lower shield layer
NEC CORP16 citations84
US6215631B1Apr 10, 2001
Magnetoresistive effect film and manufacturing method therefor
NEC CORP18 citations84
US7728366B2Jun 1, 2010
Photodiode and method for fabricating same
NEC CORP10 citations82
US7369375B2May 6, 2008
Magneto-resistance effect element and magneto-resistance effect head
NEC CORP6 citations74
US7161774B2Jan 9, 2007
Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage system
NEC CORP7 citations74
US5594933AJan 14, 1997
Magnetoresistance film which is a matrix of at least two specified metals having included submicron particles of a specified magnetic metal or alloy
NEC CORP15 citations74
US10025159B2Jul 17, 2018
Output monitoring method for optical modulator and output monitoring device
NEC CORP3 citations73
US9621279B2Apr 11, 2017
Optical receiver circuit
NEC CORP5 citations73
US11009726B2May 18, 2021
Electroab sorption optical modulator
NEC CORP0 citations63
US9406832B2Aug 2, 2016
Waveguide-coupled MSM-type photodiode
NEC CORP2 citations63
US9244295B2Jan 26, 2016
Optical modulator and optical modulation device with zigzag electrode and waveguide arm alignment
NEC CORP2 citations63
US7298596B2Nov 20, 2007
Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage system
NEC CORP2 citations63
US7265949B2Sep 4, 2007
Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage system
NEC CORP2 citations63
US7883911B2Feb 8, 2011
Method for fabricating photodiodes
NEC CORP5 citations61
US7277261B2Oct 2, 2007
Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage system
NEC CORP2 citations61
US9548818B2Jan 17, 2017
Optical modulator and operating point control method
NEC CORP1 citations52
US9341868B2May 17, 2016
Silicon-based electro-optical device
NEC CORP1 citations52
US8363989B2Jan 29, 2013
Semiconductor optical interconnection device and semiconductor optical interconnection method
NEC CORP0 citations52
US7158355B2Jan 2, 2007
Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage system
NEC CORP0 citations52
FUJIKATA JUNICHI
6 patentsUS8269303B2Sep 18, 2012
SiGe photodiode
FUJIKATA JUNICHI33 citations92
US8467637B2Jun 18, 2013
Waveguide path coupling-type photodiode
FUJIKATA JUNICHI29 citations89
US9002144B2Apr 7, 2015
Electro-optical modulator
FUJIKATA JUNICHI10 citations82
US8873895B2Oct 28, 2014
Optical modulator
FUJIKATA JUNICHI9 citations82
US8936962B2Jan 20, 2015
Optical modulator and method for manufacturing same
FUJIKATA JUNICHI6 citations72
US8483520B2Jul 9, 2013
Optical modulation structure and optical modulator
FUJIKATA JUNICHI1 citations51
OKAMOTO DAISUKE
4 patentsUS8183656B2May 22, 2012
Photodiode
OKAMOTO DAISUKE21 citations92
US8466528B2Jun 18, 2013
Semiconductor light-receiving element, optical communication device, optical interconnect module, and photoelectric conversion method
OKAMOTO DAISUKE16 citations83
US8853812B2Oct 7, 2014
Photodetector, optical communication device equipped with the same, method for making of photodetector, and method for making of optical communication device
OKAMOTO DAISUKE6 citations72
US8116600B2Feb 14, 2012
Optical phase modulation element and optical modulator using the same
OKAMOTO DAISUKE5 citations62
PHOTONICS ELECTRONICS TECHNOLOGY RES ASS
4 patentsUS11054675B2Jul 6, 2021
Optical modulator and method for manufacturing the same
PHOTONICS ELECTRONICS TECHNOLOGY RES ASS5 citations72
US10340399B2Jul 2, 2019
Optical device
PHOTONICS ELECTRONICS TECHNOLOGY RES ASS2 citations72
US10146070B2Dec 4, 2018
Optical modulator and method of manufacturing same
PHOTONICS ELECTRONICS TECHNOLOGY RES ASS5 citations72
US9897752B2Feb 20, 2018
Optical end coupling type silicon optical integrated circuit
PHOTONICS ELECTRONICS TECHNOLOGY RES ASS0 citations42
TDK CORP
2 patentsSHIBA KAZUHIRO
1 patentUSHIDA JUN
1 patentAIST
1 patentNISHI KENICHI
1 patentShowing the top 50 of 52 patents by PatentIndex Score.