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Takashi Saida
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Atsugi-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical module
Patent number
10,649,147
Issue date
May 12, 2020
NTT Electronics Corporation
Tomohiro Nakanishi
G02 - OPTICS
Information
Patent Grant
Optical modulator
Patent number
10,317,709
Issue date
Jun 11, 2019
Nippon Telegraph and Telephone Corporation
Ken Tsuzuki
G02 - OPTICS
Information
Patent Grant
Optical module
Patent number
10,277,271
Issue date
Apr 30, 2019
Nippon Telegraph and Telephone Corporation
Kiyofumi Kikuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical modulator driver circuit and optical transmitter
Patent number
10,243,664
Issue date
Mar 26, 2019
Nippon Telegraph and Telephone Corporation
Munehiko Nagatani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Solder joint structure of flexible printed circuit board
Patent number
10,165,690
Issue date
Dec 25, 2018
Nippon Telegraph and Telephone Corporation
Mitsuo Usui
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Waveguide-type polarization beam splitter
Patent number
9,323,000
Issue date
Apr 26, 2016
Nippon Telegraph and Telephone Corporation
Takashi Saida
G02 - OPTICS
Information
Patent Grant
Waveguide-type polarization beam splitter
Patent number
9,235,003
Issue date
Jan 12, 2016
Nippon Telegraph and Telephone Corporation
Takashi Saida
G02 - OPTICS
Information
Patent Grant
Optical modulator
Patent number
9,223,184
Issue date
Dec 29, 2015
Nippon Telegraph and Telephone Corporation
Hiroshi Yamazaki
G02 - OPTICS
Information
Patent Grant
Light modulation circuit
Patent number
9,128,348
Issue date
Sep 8, 2015
Nippon Telegraph and Telephone Corporation
Hiroshi Yamazaki
G02 - OPTICS
Information
Patent Grant
Optical component having different waveguide angles at the interfac...
Patent number
8,995,808
Issue date
Mar 31, 2015
Nippon Telegraph and Telephone Corporation
Motohaya Ishii
G02 - OPTICS
Information
Patent Grant
Optical frequency shifter and optical modulator using the same
Patent number
8,948,546
Issue date
Feb 3, 2015
Nippon Telegraph and Telephone Corporation
Takashi Saida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical component
Patent number
8,721,191
Issue date
May 13, 2014
Nippon Telegraph and Telephone Corporation
Motohaya Ishii
G02 - OPTICS
Information
Patent Grant
Planar lightwave circuit, design method for wave propagation circui...
Patent number
8,554,040
Issue date
Oct 8, 2013
Nippon Telegraph and Telephone Corporation
Takashi Saida
G02 - OPTICS
Information
Patent Grant
Planar lightwave circuit, design method for wave propagation circui...
Patent number
8,538,222
Issue date
Sep 17, 2013
Nippon Telegraph and Telephone Corporation
Takashi Saida
G02 - OPTICS
Information
Patent Grant
Waveguide type optical device
Patent number
8,467,642
Issue date
Jun 18, 2013
NTT Electronics Corporation
Daisuke Ogawa
G02 - OPTICS
Information
Patent Grant
Planar lightwave circuit, design method for wave propagation circui...
Patent number
8,463,097
Issue date
Jun 11, 2013
Nippon Telegraph and Telephone Corporation
Takashi Saida
G02 - OPTICS
Information
Patent Grant
Polarization-independent waveguide-type optical interference circuit
Patent number
8,346,030
Issue date
Jan 1, 2013
Nippon Telegraph and Telephone Corporation
Yasuaki Hashizume
G02 - OPTICS
Information
Patent Grant
Planar lightwave circuit, design method for wave propagation circui...
Patent number
7,856,163
Issue date
Dec 21, 2010
Nippon Telegraph and Telephone Corporation
Takashi Saida
G02 - OPTICS
Information
Patent Grant
Optical functional circuit
Patent number
7,580,597
Issue date
Aug 25, 2009
Nippon Telegraph and Telephone Corporation
Tsutomu Kitoh
G02 - OPTICS
Information
Patent Grant
Planar lightwave circuit type variable optical attenuator
Patent number
7,389,033
Issue date
Jun 17, 2008
Nippon Telegraph and Telephone Corporation
Yasuaki Hashizume
G02 - OPTICS
Information
Patent Grant
Optical signal processing device using optical gate
Patent number
7,155,086
Issue date
Dec 26, 2006
Nippon Telegraph and Telephone Corporation
Takashi Saida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Planar lightwave circuit and optical circuit
Patent number
6,937,797
Issue date
Aug 30, 2005
Nippon Telegraph and Telephone Corporation
Takayuki Mizuno
G02 - OPTICS
Information
Patent Grant
Interferometer and its fabrication method
Patent number
6,823,094
Issue date
Nov 23, 2004
Nippon Telegraph and Telephone Corporation
Takashi Goh
G02 - OPTICS
Information
Patent Grant
Silica-based optical waveguide circuit and fabrication method thereof
Patent number
6,775,454
Issue date
Aug 10, 2004
Nippon Telegraph and Telephone Corporation
Mikitaka Itoh
G02 - OPTICS
Information
Patent Grant
Optical filter
Patent number
6,724,957
Issue date
Apr 20, 2004
Nippon Telegraph and Telephone Corporation
Takashi Saida
G02 - OPTICS
Information
Patent Grant
Optical waveguide and fabricating method thereof, and optical waveg...
Patent number
6,625,370
Issue date
Sep 23, 2003
Nippon Telegraph and Telephone Corporation
Mikitaka Itoh
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL MODULE
Publication number
20190353844
Publication date
Nov 21, 2019
NTT ELECTRONICS CORPORATION
Tomohiro Nakanishi
G02 - OPTICS
Information
Patent Application
OPTICAL MODULATOR
Publication number
20180239176
Publication date
Aug 23, 2018
Nippon Telegraph and Telephone Corporation
Ken Tsuzuki
G02 - OPTICS
Information
Patent Application
SOLDER JOINT STRUCTURE OF FLEXIBLE PRINTED CIRCUIT BOARD
Publication number
20180199445
Publication date
Jul 12, 2018
Nippon Telegraph and Telephone Corporation
Mitsuo Usui
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
OPTICAL MODULE
Publication number
20180198483
Publication date
Jul 12, 2018
Nippon Telegraph and Telephone Corporation
Kiyofumi Kikuchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Optical Modulator Driver Circuit and Optical Transmitter
Publication number
20160087727
Publication date
Mar 24, 2016
Nippon Telegraph and Telephone Corporation
Munehiko Nagatani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT MODULATION CIRCUIT
Publication number
20150261059
Publication date
Sep 17, 2015
Hiroshi Yamazaki
G02 - OPTICS
Information
Patent Application
OPTICAL MODULATOR
Publication number
20140314366
Publication date
Oct 23, 2014
Hiroshi Yamazaki
G02 - OPTICS
Information
Patent Application
OPTICAL COMPONENT
Publication number
20140023333
Publication date
Jan 23, 2014
NTT ELECTRONICS CORPORATION
Motohaya Ishii
G02 - OPTICS
Information
Patent Application
OPTICAL FREQUENCY SHIFTER AND OPTICAL MODULATOR USING THE SAME
Publication number
20130315524
Publication date
Nov 28, 2013
Nippon Telegraph and Telephone Corporation
Takashi Saida
G02 - OPTICS
Information
Patent Application
WAVEGUIDE-TYPE POLARIZATION BEAM SPLITTER
Publication number
20130301977
Publication date
Nov 14, 2013
Takashi Saida
G02 - OPTICS
Information
Patent Application
WAVEGUIDE-TYPE POLARIZATION BEAM SPLITTER
Publication number
20130301976
Publication date
Nov 14, 2013
Nippon Telegraph and Telephone Corporation
Takashi Saida
G02 - OPTICS
Information
Patent Application
OPTICAL COMPONENT
Publication number
20130136393
Publication date
May 30, 2013
NTT ELECTRONICS CORPORATION
Motohaya Ishii
G02 - OPTICS
Information
Patent Application
Planar Lightwave Circuit, Design Method for Wave Propagation Circui...
Publication number
20120311516
Publication date
Dec 6, 2012
Nippon Telegraph and Telephone Corporation
Takashi Saida
G02 - OPTICS
Information
Patent Application
Planar Lightwave Circuit, Design Method for Wave Propagation Circui...
Publication number
20120304143
Publication date
Nov 29, 2012
Nippon Telegraph and Telephone Corporation
Takashi Saida
G02 - OPTICS
Information
Patent Application
POLARIZATION-INDEPENDENT WAVEGUIDE-TYPE OPTICAL INTERFERENCE CIRCUIT
Publication number
20110103736
Publication date
May 5, 2011
Nippon Telegraph and Telephone Corporation
Yasuaki Hashizume
G02 - OPTICS
Information
Patent Application
WAVEGUIDE TYPE OPTICAL DEVICE
Publication number
20100322556
Publication date
Dec 23, 2010
Daisuke Ogawa
G02 - OPTICS
Information
Patent Application
Planer Lightwave Circuit, Design Method for Wave Propagation Circui...
Publication number
20100274541
Publication date
Oct 28, 2010
Nippon Telegraph and Telephone Corporation
Takashi Saida
G02 - OPTICS
Information
Patent Application
Planar Lightwave Circuit, Design Method for Wave Propagation Circui...
Publication number
20080273829
Publication date
Nov 6, 2008
Nippon Telegraph and Telephone Corporation
Takashi Saida
G02 - OPTICS
Information
Patent Application
Optical Functional Circuit
Publication number
20080232736
Publication date
Sep 25, 2008
Nippon Telegraph and Telephone Corporation
Tsutomu Kitoh
G02 - OPTICS
Information
Patent Application
OPTICAL SIGNAL MONITORING APPARATUS, OPTICAL SYSTEM AND OPTICAL SIG...
Publication number
20080226290
Publication date
Sep 18, 2008
Nippon Telegraph and Telephone Corporation
Takaharu Ohyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Planar Lightwave Circuit Type Variable Optical Attenuator
Publication number
20070212012
Publication date
Sep 13, 2007
Nippon Telegraph and Telephone Corporation
Yasuaki Hashizume
G02 - OPTICS
Information
Patent Application
Optical filter
Publication number
20030031406
Publication date
Feb 13, 2003
Takashi Saida
G02 - OPTICS
Information
Patent Application
Silica-based optical waveguide circuit and fabrication method thereof
Publication number
20020168166
Publication date
Nov 14, 2002
Nippon Telegraph and Telephone Corporation
Mikitaka Itoh
G02 - OPTICS
Information
Patent Application
Planar lightwave circuit and optical circuit
Publication number
20020154863
Publication date
Oct 24, 2002
Takayuki Mizuno
G02 - OPTICS
Information
Patent Application
Interferometer and its fabrication method
Publication number
20020126933
Publication date
Sep 12, 2002
Nippon Telegraph and Telephone Corporation
Takashi Goh
G02 - OPTICS
Information
Patent Application
Optical waveguide and fabricating method thereof, and optical waveg...
Publication number
20020048443
Publication date
Apr 25, 2002
Nippon Telegraph and Telephone Corporation
Mikitaka Itoh
G02 - OPTICS
Information
Patent Application
Optical signal processing device using optical gate
Publication number
20010022878
Publication date
Sep 20, 2001
Takashi Saida
G02 - OPTICS