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Patents Grants
last 30 patents
Information
Patent Grant
Electronic tag device for rail traffic concrete prefabricated parts
Patent number
10,464,585
Issue date
Nov 5, 2019
Beijing Good Fortune Innovative Intelligence Technology Co. Ltd
Yi Zheng
B61 - RAILWAYS
Information
Patent Grant
Electronic tag device for rail traffic concrete prefabricated parts...
Patent number
10,275,700
Issue date
Apr 30, 2019
Beijing Good Fortune Innovative Intelligence Technology Co. Ltd
Yi Zheng
B61 - RAILWAYS
Patents Applications
last 30 patents
Information
Patent Application
Electronic tag device for rail traffic concrete prefabricated parts
Publication number
20190126960
Publication date
May 2, 2019
Beijing Good Fortune Innovative Intelligence Technology Co.Ltd
Yi Zheng
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
Method for intelligently selecting accounting node of blockchain
Publication number
20180300694
Publication date
Oct 18, 2018
Beijing Good Fortune Innovative Intelligence Technology Co.Ltd
Kai Duan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electronic tag device for rail traffic concrete prefabricated parts...
Publication number
20180293481
Publication date
Oct 11, 2018
Beijing Good Fortune Innovative Intelligence Technology Co.Ltd
Yi Zheng
G06 - COMPUTING CALCULATING COUNTING
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