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Patents Grants
last 30 patents
Information
Patent Grant
Abnormality assessment device using optical fiber sensing system
Patent number
12,104,947
Issue date
Oct 1, 2024
NEC Corporation
Yukihide Yoda
G08 - SIGNALLING
Information
Patent Grant
Monitoring system, monitoring device, monitoring method, and non-tr...
Patent number
12,094,210
Issue date
Sep 17, 2024
NEC Corporation
Yukihide Yoda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical fiber sensing system, optical fiber sensing device, and met...
Patent number
12,092,514
Issue date
Sep 17, 2024
NEC Corporation
Yukihide Yoda
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Monitoring system, monitoring device, monitoring method, and non-tr...
Patent number
12,078,769
Issue date
Sep 3, 2024
NEC Corporation
Yukihide Yoda
G01 - MEASURING TESTING
Information
Patent Grant
Monitoring system, monitoring device, and monitoring method
Patent number
12,009,855
Issue date
Jun 11, 2024
NEC Corporation
Yoshinori Kitahara
G01 - MEASURING TESTING
Information
Patent Grant
Utility pole deterioration detection system, utility pole deteriora...
Patent number
11,994,417
Issue date
May 28, 2024
NEC Corporation
Yukihide Yoda
G01 - MEASURING TESTING
Information
Patent Grant
Optical transmission apparatus, optical reception apparatus, optica...
Patent number
11,936,431
Issue date
Mar 19, 2024
NEC Corporation
Yoshiaki Aono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for utilizing machine learning to minimize a po...
Patent number
11,874,160
Issue date
Jan 16, 2024
Verizon Patent and Licensing Inc.
Tiejun J. Xia
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Utility pole location specifying system, utility pole location spec...
Patent number
11,747,175
Issue date
Sep 5, 2023
NEC Corporation
Yukihide Yoda
G01 - MEASURING TESTING
Information
Patent Grant
Method for providing a hybrid distributed fiber optic sensing syste...
Patent number
11,686,602
Issue date
Jun 27, 2023
NEC Corporation
Ming-Fang Huang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission apparatus, optical reception apparatus, optica...
Patent number
11,637,633
Issue date
Apr 25, 2023
NEC Corporation
Yoshiaki Aono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
State specifying system, state specifying apparatus, state specifyi...
Patent number
11,561,118
Issue date
Jan 24, 2023
NEC Corporation
Yukihide Yoda
G01 - MEASURING TESTING
Information
Patent Grant
Optical transmission apparatus, optical reception apparatus, optica...
Patent number
11,296,793
Issue date
Apr 5, 2022
NEC Corporation
Yoshiaki Aono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission apparatus, optical reception apparatus, optica...
Patent number
10,855,377
Issue date
Dec 1, 2020
NEC Corporation
Yoshiaki Aono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wavelength multiplexer, and method and program for identifying fail...
Patent number
9,654,850
Issue date
May 16, 2017
NEC Corporation
Yoshiaki Aono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adding link aggregation group to hitless protection in packet switc...
Patent number
9,537,757
Issue date
Jan 3, 2017
NEC Corporation
Junqiang Hu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
End-to-end hitless protection in packet switched networks
Patent number
9,369,409
Issue date
Jun 14, 2016
NEC Corporation
Junqiang Hu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Joint optimization procedure for routing and wavelength assignment...
Patent number
9,246,627
Issue date
Jan 26, 2016
NEC Laboratories America, Inc.
Ankitkumar N. Patel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-direction variable optical transceiver
Patent number
9,124,369
Issue date
Sep 1, 2015
NEC Laboratories America, Inc.
Philip Nan Ji
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for the compensation of nonlinear impairments in dispersion-...
Patent number
9,071,356
Issue date
Jun 30, 2015
NEC Laboratories America, Inc.
Eduardo Mateo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
MIMO-OFDM-based flexible rate intra-data center network
Patent number
9,059,888
Issue date
Jun 16, 2015
Philip Nan Ji
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Spectrum aware rate selection procedure for optical channels in fle...
Patent number
9,054,829
Issue date
Jun 9, 2015
NEC Laboratories America, Inc.
Ankitkumar Patel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Solution for hitless protection in high-speed OTN framer and front-end
Patent number
9,002,195
Issue date
Apr 7, 2015
NEC Laboratories America, Inc.
Junqiang Hu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transponder Aggregator-based optical loopback in a MD-ROADM
Patent number
8,995,832
Issue date
Mar 31, 2015
NEC Laboratories America, Inc.
Philip N. Ji
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
2-step-optimization procedure for routing and wavelength assignment...
Patent number
8,977,123
Issue date
Mar 10, 2015
NEC Laboratories America, Inc.
Ankitkumar N. Patel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optimal combined 2R/3R regenerators placement method for line netwo...
Patent number
8,879,906
Issue date
Nov 4, 2014
NEC Laboratories America, Inc.
Ankitkumar N. Patel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for traffic grooming, wavelength assignment and spectrum all...
Patent number
8,873,962
Issue date
Oct 28, 2014
NEC Laboratories America, Inc.
Ankitkumar N. Patel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical-layer traffic grooming at an OFDM subcarrier level with pho...
Patent number
8,787,762
Issue date
Jul 22, 2014
NEC Laboratories America, Inc.
Philip N. Ji
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Chromatic dispersion compensation using sign operations and lookup...
Patent number
8,718,474
Issue date
May 6, 2014
NEC Laboratories America, Inc.
Dayou Qian
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical-layer traffic grooming in flexible optical networks
Patent number
8,611,743
Issue date
Dec 17, 2013
NEC Laboratories America, Inc.
Philip N. Ji
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
UTILITY POLE DETERIORATION DETECTION SYSTEM, UTILITY POLE DETERIORA...
Publication number
20240271969
Publication date
Aug 15, 2024
NEC Corporation
Yukihide YODA
G01 - MEASURING TESTING
Information
Patent Application
SYSTEMS AND METHODS FOR UTILIZING MACHINE LEARNING TO MINIMIZE A PO...
Publication number
20240133735
Publication date
Apr 25, 2024
VERIZON PATENT AND LICENSING INC.
Tiejun J. XIA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SPATIAL SENSING DEVICE, SPATIAL SENSING SYSTEM, AND SPATIAL SENSING...
Publication number
20240118115
Publication date
Apr 11, 2024
NEC Corporatio
Tadayuki IWANO
G01 - MEASURING TESTING
Information
Patent Application
DATA PROCESSING DEVICE, MEASUREMENT SYSTEM, AND DATA PROCESSING METHOD
Publication number
20240118117
Publication date
Apr 11, 2024
NEC Corporation
Tadayuki Iwano
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSING SYSTEM, OPTICAL FIBER SENSING METHOD, AND OPT...
Publication number
20230417593
Publication date
Dec 28, 2023
NEC Corporation
Tadayuki IWANO
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL TRANSMISSION APPARATUS, OPTICAL RECEPTION APPARATUS, OPTICA...
Publication number
20230275669
Publication date
Aug 31, 2023
NEC Corporation
Yoshiaki Aono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIND SPEED SPECIFICATION SYSTEM, WIND SPEED SPECIFICATION DEVICE, A...
Publication number
20230120899
Publication date
Apr 20, 2023
NEC Corporation
Koyo MORI
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSING SYSTEM, OPTICAL FIBER SENSING METHOD, AND OPT...
Publication number
20230112149
Publication date
Apr 13, 2023
NEC Corporation
Tadayuki IWANO
G01 - MEASURING TESTING
Information
Patent Application
IDENTIFICATION SYSTEM, IDENTIFICATION DEVICE, AND IDENTIFICATION ME...
Publication number
20230078369
Publication date
Mar 16, 2023
NEC Corporation
Yukihide YODA
G01 - MEASURING TESTING
Information
Patent Application
POWER FAILURE DETECTION SYSTEM, POWER FAILURE DETECTION DEVICE, AND...
Publication number
20230081172
Publication date
Mar 16, 2023
NEC Corporation
Yukihide YODA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DETECTION SYSTEM, DETECTION DEVICE, AND DETECTION METHOD
Publication number
20230070029
Publication date
Mar 9, 2023
NEC Corporation
Tadayuki IWANO
G08 - SIGNALLING
Information
Patent Application
MONITORING SYSTEM, MONITORING DEVICE, AND MONITORING METHOD
Publication number
20230061220
Publication date
Mar 2, 2023
NEC Corporation
Yoshinori KITAHARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DETECTION SYSTEM, DETECTION DEVICE, AND DETECTION METHOD
Publication number
20230010341
Publication date
Jan 12, 2023
NEC Corporation
Yukihide YODA
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSING SYSTEM, OPTICAL FIBER SENSING METHOD, AND OPT...
Publication number
20220397449
Publication date
Dec 15, 2022
NEC Corporation
Tadayuki IWANO
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSING SYSTEM, OPTICAL FIBER SENSING EQUIPMENT, AND...
Publication number
20220291262
Publication date
Sep 15, 2022
NEC Corporation
Yukihide YODA
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSING SYSTEM, OPTICAL FIBER SENSING EQUIPMENT, AND...
Publication number
20220276089
Publication date
Sep 1, 2022
NEC Corporation
Yukihide YODA
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSING SYSTEM, OPTICAL FIBER SENSING EQUIPMENT, AND...
Publication number
20220277641
Publication date
Sep 1, 2022
NEC Corporation
Yukihide YODA
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
OPTICAL FIBER SENSING SYSTEM, OPTICAL FIBER SENSING DEVICE, AND MET...
Publication number
20220244097
Publication date
Aug 4, 2022
NEC Corporation
Yukihide YODA
G01 - MEASURING TESTING
Information
Patent Application
MONITORING SYSTEM, MONITORING DEVICE, MONITORING METHOD, AND NON-TR...
Publication number
20220172479
Publication date
Jun 2, 2022
NEC Corporation
Yukihide YODA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MONITORING SYSTEM, MONITORING DEVICE, MONITORING METHOD, AND NON-TR...
Publication number
20220171082
Publication date
Jun 2, 2022
NEC Corporation
Yukihide YODA
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSING SYSTEM, STATE DETECTION DEVICE, STATE DETECTI...
Publication number
20220151556
Publication date
May 19, 2022
NEC Corporation
Yukihide YODA
A41 - WEARING APPAREL
Information
Patent Application
SYSTEMS AND METHODS FOR UTILIZING MACHINE LEARNING TO MINIMIZE A PO...
Publication number
20220136891
Publication date
May 5, 2022
VERIZON PATENT AND LICENSING INC.
Tiejun J. XIA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL TRANSMISSION APPARATUS, OPTICAL RECEPTION APPARATUS, OPTICA...
Publication number
20220140910
Publication date
May 5, 2022
NEC Corporation
Yoshiaki Aono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL FIBER SENSING SYSTEM
Publication number
20220136871
Publication date
May 5, 2022
NEC Corporation
Yukihide YODA
G01 - MEASURING TESTING
Information
Patent Application
STATISTICAL IMAGE PROCESSING-BASED ANOMALY DETECTION SYSTEM FOR CAB...
Publication number
20220065690
Publication date
Mar 3, 2022
NEC Laboratories America, Inc.
Shaobo HAN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ROAD MONITORING SYSTEM, ROAD MONITORING DEVICE, ROAD MONITORING MET...
Publication number
20220044552
Publication date
Feb 10, 2022
NEC Corporation
Yukihide YODA
G08 - SIGNALLING
Information
Patent Application
ROAD MONITORING SYSTEM, ROAD MONITORING DEVICE, ROAD MONITORING MET...
Publication number
20220032943
Publication date
Feb 3, 2022
NEC Corporation
Yukihide YODA
B60 - VEHICLES IN GENERAL
Information
Patent Application
RAILROAD MONITORING SYSTEM, RAILROAD MONITORING DEVICE, RAILROAD MO...
Publication number
20220032981
Publication date
Feb 3, 2022
NEC Corporation
Yukihide YODA
B61 - RAILWAYS
Information
Patent Application
OPTICAL FIBER SENSING EXPANSION APPARATUS AND OPTICAL FIBER SENSING...
Publication number
20220026247
Publication date
Jan 27, 2022
NEC Corporation
Yukihide YODA
G01 - MEASURING TESTING
Information
Patent Application
CIVIL ENGINEERING STRUCTURE MONITORING SYSTEM, CIVIL ENGINEERING ST...
Publication number
20210372828
Publication date
Dec 2, 2021
NEC Corporation
Yukihide YODA
G01 - MEASURING TESTING