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Kazuyuki Tajima
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Patents Grants
last 30 patents
Information
Patent Grant
Mobile communication terminal and control method therefor
Patent number
12,185,211
Issue date
Dec 31, 2024
MAXELL, LTD.
Kazuyuki Tajima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Calibration device and calibration method
Patent number
11,900,669
Issue date
Feb 13, 2024
Hitachi, Ltd.
Keiichi Mitani
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical network device and method for monitoring transmission line
Patent number
11,742,978
Issue date
Aug 29, 2023
Fujitsu Limited
Kazuyuki Tajima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication terminal and control method therefor
Patent number
11,570,599
Issue date
Jan 31, 2023
MAXELL, LTD.
Kazuyuki Tajima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical transmitter and control method for optical transmitter
Patent number
11,558,121
Issue date
Jan 17, 2023
Fujitsu Limited
Setsuo Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical network device and method for monitoring transmission line
Patent number
10,999,659
Issue date
May 4, 2021
Fujitsu Limited
Kazuyuki Tajima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Imaging device, imaging method, and image processing device generat...
Patent number
10,951,793
Issue date
Mar 16, 2021
Hitachi, Ltd.
Yusuke Nakamura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Imaging device, imaging module, and imaging method
Patent number
10,863,120
Issue date
Dec 8, 2020
Hitachi, Ltd.
Chiyo Ohno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Imaging device
Patent number
10,812,734
Issue date
Oct 20, 2020
Hitachi, Ltd.
Kazuyuki Tajima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Imaging device
Patent number
10,778,904
Issue date
Sep 15, 2020
Hitachi, Ltd.
Kazuyuki Tajima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission device, optical transmission method and optica...
Patent number
10,659,184
Issue date
May 19, 2020
Fujitsu Limited
Kazuyuki Tajima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Imaging device
Patent number
10,649,118
Issue date
May 12, 2020
Hitachi, Ltd.
Kazuyuki Tajima
G02 - OPTICS
Information
Patent Grant
Imaging device
Patent number
10,488,561
Issue date
Nov 26, 2019
Hitachi, Ltd.
Takeshi Shimano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Imaging device
Patent number
10,461,108
Issue date
Oct 29, 2019
Hitachi, Ltd.
Mayu Sao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and device for assisting wavelength reallocation in waveleng...
Patent number
10,341,041
Issue date
Jul 2, 2019
Fujitsu Limited
Kazuyuki Tajima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Device and method for designing optical network
Patent number
10,027,407
Issue date
Jul 17, 2018
Fujitsu Limited
Yutaka Takita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical information recording/reproducing device, optical informati...
Patent number
9,940,964
Issue date
Apr 10, 2018
HITACHI CONSUMER ELECTRONICS CO., LTD.
Kazuyuki Tajima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Demand accommodation changing order determination method
Patent number
9,825,728
Issue date
Nov 21, 2017
Fujitsu Limited
Yutaka Takita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission device, network designing device, activation method, a...
Patent number
9,602,194
Issue date
Mar 21, 2017
Fujitsu Limited
Masatake Miyabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network design apparatus, network design method, and storage medium...
Patent number
9,602,195
Issue date
Mar 21, 2017
Fujitsu Limited
Tomohiro Hashiguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Recording medium, accommodation design device, and accommodation de...
Patent number
9,495,510
Issue date
Nov 15, 2016
Fujitsu Limited
Yutaka Takita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for designing a network transmitting wavelengt...
Patent number
9,281,914
Issue date
Mar 8, 2016
Fujitsu Limited
Yutaka Takita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network design apparatus and network design method
Patent number
9,270,538
Issue date
Feb 23, 2016
Fujitsu Limited
Yutaka Takita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for designing network
Patent number
9,160,474
Issue date
Oct 13, 2015
Fujitsu Limited
Kazuyuki Tajima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical information recording apparatus and optical information rec...
Patent number
9,082,417
Issue date
Jul 14, 2015
Hitachi-LG Data Storage, Inc.
Atsushi Neo
G11 - INFORMATION STORAGE
Information
Patent Grant
Demand accommodation designing system and method
Patent number
9,077,480
Issue date
Jul 7, 2015
Fujitsu Limited
Yutaka Takita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network design apparatus, network design method, and storage medium...
Patent number
9,071,384
Issue date
Jun 30, 2015
Fujitsu Limited
Kazuyuki Tajima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network design apparatus
Patent number
8,948,597
Issue date
Feb 3, 2015
Fujitsu Limited
Kazuyuki Tajima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dispersion compensation design method and dispersion compensation d...
Patent number
8,805,199
Issue date
Aug 12, 2014
Fujitsu Limited
Kazuyuki Tajima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dispersion compensation design method and dispersion compensation d...
Patent number
8,781,329
Issue date
Jul 15, 2014
Fujitsu Limited
Yutaka Takita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
IMAGE GENERATION APPARATUS, IMAGE GENERATION SYSTEM, AND IMAGE GENE...
Publication number
20230410455
Publication date
Dec 21, 2023
Hitachi, Ltd
Kazuyuki Tajima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DEVICE AND METHOD FOR ESTIMATING CHARACTERISTICS OF OPTICAL FIBER T...
Publication number
20230396332
Publication date
Dec 7, 2023
Fujitsu Limited
Motohiko ETO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DEVICE AND METHOD FOR MONITORING OPTICAL TRANSMISSION LINE
Publication number
20230393021
Publication date
Dec 7, 2023
Fujitsu Limited
KAZUYUKI TAJIMA
G01 - MEASURING TESTING
Information
Patent Application
THREE-DIMENSIONAL DATA PROCESSING DEVICE AND THREE-DIMENSIONAL DATA...
Publication number
20230377254
Publication date
Nov 23, 2023
Hitachi, Ltd
Keiichi Mitani
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
WORK SUPPORT SYSTEM AND WORK SUPPORT METHOD
Publication number
20230333661
Publication date
Oct 19, 2023
Hitachi, Ltd
Takashi NUMATA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MOBILE COMMUNICATION TERMINAL AND CONTROL METHOD THEREFOR
Publication number
20230156444
Publication date
May 18, 2023
Kazuyuki TAJIMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL NETWORK DEVICE AND METHOD FOR MONITORING TRANSMISSION LINE
Publication number
20220209884
Publication date
Jun 30, 2022
Fujitsu Limited
Kazuyuki TAJIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CALIBRATION DEVICE AND CALIBRATION METHOD
Publication number
20220180086
Publication date
Jun 9, 2022
Hitachi, Ltd
Keiichi MITANI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL TRANSMITTER AND CONTROL METHOD FOR OPTICAL TRANSMITTER
Publication number
20220109506
Publication date
Apr 7, 2022
Fujitsu Limited
Setsuo Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL NETWORK DEVICE AND METHOD FOR MONITORING TRANSMISSION LINE
Publication number
20210092498
Publication date
Mar 25, 2021
Fujitsu Limited
KAZUYUKI TAJIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGING DEVICE, IMAGING MODULE, AND IMAGING METHOD
Publication number
20190306443
Publication date
Oct 3, 2019
Hitachi, Ltd
Chiyo OHNO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGING DEVICE
Publication number
20190289184
Publication date
Sep 19, 2019
Hitachi, Ltd
Kazuyuki TAJIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGING DEVICE
Publication number
20190278006
Publication date
Sep 12, 2019
Hitachi, Ltd
Kazuyuki TAJIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGING DEVICE, IMAGING METHOD, AND IMAGE PROCESSING DEVICE
Publication number
20190268507
Publication date
Aug 29, 2019
Hitachi, Ltd
Yusuke NAKAMURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION DEVICE, OPTICAL TRANSMISSION METHOD AND OPTICA...
Publication number
20190238250
Publication date
Aug 1, 2019
Fujitsu Limited
KAZUYUKI TAJIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION TERMINAL AND CONTROL METHOD THEREFOR
Publication number
20190104391
Publication date
Apr 4, 2019
Maxell, Ltd.
Kazuyuki TAJIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Imaging Device
Publication number
20180329118
Publication date
Nov 15, 2018
Hitachi, Ltd
Takeshi Shimano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Imaging Device
Publication number
20180166489
Publication date
Jun 14, 2018
Hitachi, Ltd
Mayu Sao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DEVICE AND METHOD FOR DESIGNING OPTICAL NETWORK
Publication number
20180026716
Publication date
Jan 25, 2018
Fujitsu Limited
Yutaka Takita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL INFORMATION RECORDING/REPRODUCING DEVICE, OPTICAL INFORMATI...
Publication number
20180012624
Publication date
Jan 11, 2018
Hitachi Consumer Electronics Co., Ltd.
Kazuyuki TAJIMA
G11 - INFORMATION STORAGE
Information
Patent Application
METHOD AND DEVICE FOR ASSISTING WAVELENGTH REALLOCATION IN WAVELENG...
Publication number
20170359142
Publication date
Dec 14, 2017
Fujitsu Limited
Kazuyuki Tajima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL INFORMATION REPRODUCING DEVICE AND OPTICAL INFORMATION REPR...
Publication number
20170270961
Publication date
Sep 21, 2017
Hitachi-LG Data Storage, Inc.
Kazuyuki TAJIMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TRANSMISSION DEVICE, NETWORK DESIGNING DEVICE, ACTIVATION METHOD, A...
Publication number
20160036521
Publication date
Feb 4, 2016
Fujitsu Limited
MASATAKE MIYABE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NETWORK DESIGN APPARATUS, NETWORK DESIGN METHOD, AND STORAGE MEDIUM...
Publication number
20160036522
Publication date
Feb 4, 2016
Fujitsu Limited
Tomohiro Hashiguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DEMAND ACCOMMODATION CHANGING ORDER DETERMINATION METHOD
Publication number
20150280985
Publication date
Oct 1, 2015
Fujitsu Limited
Yutaka Takita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL INFORMATION RECORDING APPARATUS AND OPTICAL INFORMATION REC...
Publication number
20150085633
Publication date
Mar 26, 2015
Hitachi-LG Data Storage, Inc.
Atsushi NEO
G11 - INFORMATION STORAGE
Information
Patent Application
APPARATUS AND METHOD FOR DESIGNING A COMMUNICATION NETWORK PREVENTI...
Publication number
20150071294
Publication date
Mar 12, 2015
Fujitsu Limited
Takao NAITO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD FOR EFFECTIVE DESIGN OF A COMMUNICATION NETWOR...
Publication number
20150071635
Publication date
Mar 12, 2015
Fujitsu Limited
Takao NAITO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD FOR DESIGNING A NETWORK TRANSMITTING WAVELENGT...
Publication number
20150050016
Publication date
Feb 19, 2015
Fujitsu Limited
Yutaka Takita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NETWORK DESIGN APPARATUS, NETWORK DESIGN METHOD, AND RECORDING MEDIUM
Publication number
20150052233
Publication date
Feb 19, 2015
FUJITSU LIMITED
Yutaka Takita
H04 - ELECTRIC COMMUNICATION TECHNIQUE