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Patents Grants
last 30 patents
Information
Patent Grant
Optical cross connects including mirror monitoring
Patent number
10,788,658
Issue date
Sep 29, 2020
FutureWei Technologies, Inc.
Jianmin Gong
G02 - OPTICS
Information
Patent Grant
Polarization independent optical device
Patent number
10,735,124
Issue date
Aug 4, 2020
Huawei Technologies Co., Ltd.
Ruiqiang Ji
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical switch and optical switching system
Patent number
10,705,295
Issue date
Jul 7, 2020
Huawei Technologies Co., Ltd.
Xin Tu
G02 - OPTICS
Information
Patent Grant
Microring resonator control method and apparatus
Patent number
10,670,811
Issue date
Jun 2, 2020
Huawei Technologies Co., Ltd.
Xin Tu
G02 - OPTICS
Information
Patent Grant
Active MEMS damping
Patent number
10,532,923
Issue date
Jan 14, 2020
FutureWei Technologies, Inc.
Jianmin Gong
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Optical switch and optical switching system
Patent number
10,509,175
Issue date
Dec 17, 2019
Huawei Technologies Co., Ltd.
Xin Tu
G02 - OPTICS
Information
Patent Grant
Optical switch
Patent number
10,481,466
Issue date
Nov 19, 2019
Huawei Technolgies Co., Ltd.
Jiejiang Xing
G02 - OPTICS
Information
Patent Grant
Optical switch and optical switching system
Patent number
10,422,960
Issue date
Sep 24, 2019
Huawei Technologies Co., Ltd.
Jiejiang Xing
G02 - OPTICS
Information
Patent Grant
Mode converter, multimode waveguide transmission apparatus, and method
Patent number
10,353,148
Issue date
Jul 16, 2019
Huawei Technologies Co., Ltd.
Fei Zhao
G02 - OPTICS
Information
Patent Grant
Grating coupler and preparation method
Patent number
10,317,584
Issue date
Jun 11, 2019
Huawei Technologies, Co., Ltd.
Ming Li
G02 - OPTICS
Information
Patent Grant
Polarization rotator and optical signal processing method
Patent number
10,241,273
Issue date
Mar 26, 2019
Huawei Technologies Co., Ltd.
Xin Tu
G02 - OPTICS
Information
Patent Grant
Mode multiplexer/demultiplexer and switching node
Patent number
10,222,549
Issue date
Mar 5, 2019
Huawei Technologies Co., Ltd.
Xin Tu
G02 - OPTICS
Information
Patent Grant
Polarization mode converter
Patent number
10,101,531
Issue date
Oct 16, 2018
Huawei Technologies Co., Ltd.
Xin Tu
G02 - OPTICS
Information
Patent Grant
Polarizer and polarization modulation system
Patent number
10,067,363
Issue date
Sep 4, 2018
Huawei Technologies Co., Ltd.
Xin Tu
G02 - OPTICS
Information
Patent Grant
Cross waveguide
Patent number
9,766,399
Issue date
Sep 19, 2017
Huawei Technologies Co., Ltd.
Wanyuan Liu
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Polarization Independent Optical Device
Publication number
20190296850
Publication date
Sep 26, 2019
Huawei Technologies Co., Ltd
Ruiqiang JI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Active MEMS Damping
Publication number
20190248647
Publication date
Aug 15, 2019
FutureWei Technologies, Inc.
Jianmin Gong
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MICRORING RESONATOR CONTROL METHOD AND APPARATUS
Publication number
20190235172
Publication date
Aug 1, 2019
Huawei Technologies Co., Ltd
Xin TU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL CROSS CONNECTS INCLUDING MIRROR MONITORING
Publication number
20190212545
Publication date
Jul 11, 2019
FutureWei Technologies, Inc.
Jianmin Gong
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Switch and Optical Switching System
Publication number
20190170946
Publication date
Jun 6, 2019
Huawei Technologies Co., Ltd
Xin TU
G02 - OPTICS
Information
Patent Application
Optical Switch and Optical Switching System
Publication number
20190154921
Publication date
May 23, 2019
Huawei Technologies Co., Ltd
Jiejiang XING
G02 - OPTICS
Information
Patent Application
Optical Switch and Optical Switching System
Publication number
20190137692
Publication date
May 9, 2019
Huawei Technologies Co., Ltd
Xin TU
G02 - OPTICS
Information
Patent Application
OPTICAL SWITCH
Publication number
20190086764
Publication date
Mar 21, 2019
Huawei Technologies Co., Ltd
Jiejiang Xing
G02 - OPTICS
Information
Patent Application
Polarization Mode Converter
Publication number
20180136393
Publication date
May 17, 2018
Huawei Technologies Co., Ltd
Xin Tu
G02 - OPTICS
Information
Patent Application
Grating Coupler and Preparation Method
Publication number
20180095199
Publication date
Apr 5, 2018
Huawei Technologies Co., Ltd
Ming Li
G02 - OPTICS
Information
Patent Application
POLARIZATION ROTATOR AND OPTICAL SIGNAL PROCESSING METHOD
Publication number
20180059324
Publication date
Mar 1, 2018
Huawei Technologies Co., Ltd
Xin TU
G02 - OPTICS
Information
Patent Application
MODE CONVERTER, MULTIMODE WAVEGUIDE TRANSMISSION APPARATUS, AND METHOD
Publication number
20170299812
Publication date
Oct 19, 2017
Huawei Technologies Co., Ltd
Fei ZHAO
G02 - OPTICS
Information
Patent Application
MODE MULTIPLEXER/DEMULTIPLEXER AND SWITCHING NODE
Publication number
20170227711
Publication date
Aug 10, 2017
Huawei Technologies Co., Ltd
Xin TU
G02 - OPTICS
Information
Patent Application
CROSS WAVEGUIDE
Publication number
20170123155
Publication date
May 4, 2017
Huawei Technologies Co., Ltd
Wanyuan Liu
G02 - OPTICS
Information
Patent Application
Apparatus and Method for Measuring Group Velocity Delay in Optical...
Publication number
20170030802
Publication date
Feb 2, 2017
Huawei Technologies Co., Ltd
Wanyuan Liu
G01 - MEASURING TESTING
Information
Patent Application
Polarizer and Polarization Modulation System
Publication number
20170023808
Publication date
Jan 26, 2017
Huawei Technologies Co., Ltd
Xin Tu
G02 - OPTICS
Information
Patent Application
Resonant Cavity Component Used in Optical Switching System
Publication number
20160291251
Publication date
Oct 6, 2016
Huawei Technologies Co., Ltd
Xin Tu
G02 - OPTICS