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Shenzhen, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Display control system and display device
Patent number
11,398,180
Issue date
Jul 26, 2022
Appotronics Corporation Limited
Yi Li
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Stereoscopic image projection device and stereoscopic display glasses
Patent number
10,863,167
Issue date
Dec 8, 2020
Appotronics Corporation Limited
Zeqin Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light source system, and projection system and method
Patent number
10,554,938
Issue date
Feb 4, 2020
Appotronics Corporation Limited
Zuqiang Guo
G02 - OPTICS
Information
Patent Grant
Projection system
Patent number
10,466,580
Issue date
Nov 5, 2019
Appotronics Corporation Limited
Zuqiang Guo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection system and control method therefor
Patent number
10,291,887
Issue date
May 14, 2019
Appotronics Corporation Limited
Zuqiang Guo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light-emitting device and projection system
Patent number
10,184,641
Issue date
Jan 22, 2019
Appotronics Corporation Limited
Zeqin Wang
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection system
Patent number
10,168,610
Issue date
Jan 1, 2019
Appotronics Corporation Limited
Zuqiang Guo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Light source system and projection system
Patent number
10,139,713
Issue date
Nov 27, 2018
Appotronics Corporation Limited
Zuqiang Guo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection device, projection control system, and projection contro...
Patent number
10,134,317
Issue date
Nov 20, 2018
Appotronics Corporation Limited
Yi Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light source system with a switching system to generate two light b...
Patent number
10,114,277
Issue date
Oct 30, 2018
Appotronics Corporation Limited
Zuqiang Guo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light source system and projection system
Patent number
10,110,861
Issue date
Oct 23, 2018
Appotronics Corporation Limited
Yi Li
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Light source system and projection display device
Patent number
9,900,564
Issue date
Feb 20, 2018
Appotronics Corporation Limited
Yi Li
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polarization interference optical interleaver
Patent number
8,649,637
Issue date
Feb 11, 2014
O-Net Communications (Shenzhen) Limited
Weiwei Zhang
G02 - OPTICS
Information
Patent Grant
Tunable chromatic dispersion compensation device and method
Patent number
8,380,067
Issue date
Feb 19, 2013
O-Net Communications (Shenzhen) Limited
Zeqin Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Interference cavity for controlling optical path
Patent number
8,379,221
Issue date
Feb 19, 2013
O-Net Communications (Shenzhen) Limited
Zeqin Wang
G01 - MEASURING TESTING
Information
Patent Grant
Variable optical attenuator
Patent number
7,522,808
Issue date
Apr 21, 2009
O-Net Communications (Shenzhen) Limited
Zeqin Wang
G02 - OPTICS
Information
Patent Grant
Wavelength division multiplexed coupler
Patent number
7,440,652
Issue date
Oct 21, 2008
O-Net Communication (SZ) Ltd.
Zeqin Wang
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
PROJECTION SYSTEM
Publication number
20190113834
Publication date
Apr 18, 2019
APPOTRONICS CORPORATION LIMITED
Zuqiang Guo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT SOURCE SYSTEM AND PROJECTION SYSTEM
Publication number
20180129123
Publication date
May 10, 2018
APPOTRONICS CORPORATION LIMITED
Zuqiang GUO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT-EMITTING DEVICE AND PROJECTION SYSTEM
Publication number
20180080630
Publication date
Mar 22, 2018
APPOTRONICS CORPORATION LIMITED
Zeqin Wang
F21 - LIGHTING
Information
Patent Application
PROJECTION SYSTEM AND CONTROL METHOD THEREFOR
Publication number
20180041738
Publication date
Feb 8, 2018
APPOTRONICS CHINA CORPORATION
Zuqiang GUO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTION DEVICE, PROJECTION CONTROL SYSTEM, AND PROJECTION CONTRO...
Publication number
20180033357
Publication date
Feb 1, 2018
APPOTRONICS CHINA CORPORATION
Yi LI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT SOURCE SYSTEM AND PROJECTION SYSTEM
Publication number
20170371236
Publication date
Dec 28, 2017
APPOTRONICS CHINA CORPORATION
Zuqiang GUO
G02 - OPTICS
Information
Patent Application
PROJECTION SYSTEM
Publication number
20170329214
Publication date
Nov 16, 2017
APPOTRONICS CHINA CORPORATION
Zuqiang Guo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
STEREOSCOPIC IMAGE PROJECTION DEVICE AND STEREOSCOPIC DISPLAY GLASSES
Publication number
20170264889
Publication date
Sep 14, 2017
APPOTRONICS CHINA CORPORATION
Zeqin Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISPLAY CONTROL SYSTEM AND DISPLAY DEVICE
Publication number
20170200410
Publication date
Jul 13, 2017
APPOTRONICS CHINA CORPORATION
Yi LI
G02 - OPTICS
Information
Patent Application
LIGHT SOURCE SYSTEM, AND PROJECTION SYSTEM AND METHOD
Publication number
20170048502
Publication date
Feb 16, 2017
APPOTRONICS CHINA CORPORATION
Zuqiang GUO
G02 - OPTICS
Information
Patent Application
LIGHT SOURCE SYSTEM AND PROJECTION DISPLAY DEVICE
Publication number
20170048501
Publication date
Feb 16, 2017
APPOTRONICS CHINA CORPORATION
Yi LI
G02 - OPTICS
Information
Patent Application
LIGHT SOURCE SYSTEM AND PROJECTION SYSTEM
Publication number
20170019645
Publication date
Jan 19, 2017
APPOTRONICS CHINA CORPORATION
Yi LI
G02 - OPTICS
Information
Patent Application
POLARIZATION INTERFERENCE OPTICAL INTERLEAVER
Publication number
20120237157
Publication date
Sep 20, 2012
Weiwei Zhang
G02 - OPTICS
Information
Patent Application
INTERFERENCE CAVITY FOR CONTROLLING OPTICAL PATH
Publication number
20110228281
Publication date
Sep 22, 2011
Zeqin Wang
G02 - OPTICS
Information
Patent Application
TUNABLE CHROMATIC DISPERSION COMPENSATION DEVICE AND METHOD
Publication number
20110032619
Publication date
Feb 10, 2011
O-NET COMMUNICATIONS (SHENZHEN) LIMITED
Zeqin Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Hybrid Optoelectronic Module
Publication number
20080310844
Publication date
Dec 18, 2008
O-NET COMMUNICATIONS LIMITED
Libing Zhou
G02 - OPTICS
Information
Patent Application
Variable optical attenuator
Publication number
20080253731
Publication date
Oct 16, 2008
O-NET COMMUNICATIONS (SHENZHEN) LIMITED
Zeqin Wang
G02 - OPTICS
Information
Patent Application
Wavelength division multiplexed coupler
Publication number
20050008292
Publication date
Jan 13, 2005
Zeqin Wang
G02 - OPTICS