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Hangzhou, CN
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Patents Grants
last 30 patents
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Patent Grant
Method and system of distinguishing between human and machine
Patent number
10,356,114
Issue date
Jul 16, 2019
Alibaba Group Holding Limited
Yingfang Fu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Terminal identification method, and method, system and apparatus of...
Patent number
9,648,008
Issue date
May 9, 2017
Alibaba Group Holding Limited
Yingfang Fu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system of distinguishing between human and machine
Patent number
9,529,999
Issue date
Dec 27, 2016
Alibaba Group Holding Limited
Yingfang Fu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Terminal Identification Method, and Method, System and Apparatus of...
Publication number
20170201516
Publication date
Jul 13, 2017
ALIBABA GROUP HOLDING LIMITED
Yingfang Fu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM OF DISTINGUISHING BETWEEN HUMAN AND MACHINE
Publication number
20170078318
Publication date
Mar 16, 2017
ALIBABA GROUP HOLDING LIMITED
Yingfang Fu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM OF DISTINGUISHING BETWEEN HUMAN AND MACHINE
Publication number
20140373139
Publication date
Dec 18, 2014
Yingfang Fu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TERMINAL IDENTIFICATION METHOD, AND METHOD, SYSTEM AND APPARATUS OF...
Publication number
20140351912
Publication date
Nov 27, 2014
ALIBABA GROUP HOLDING LIMITED
Yingfang Fu
G06 - COMPUTING CALCULATING COUNTING