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Guohong Du
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Chengdu, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Ultra high frequency tag aerial based on fractal processing
Patent number
9,705,178
Issue date
Jul 11, 2017
Zhijia Liu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
RFID tag aerial with ultra-thin dual-frequency micro strip patch ae...
Patent number
9,230,207
Issue date
Jan 5, 2016
Xerafy Ltd. (BVI)
Zhijia Liu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Production process of tag antenna
Patent number
8,950,683
Issue date
Feb 10, 2015
Zhijia Liu
Zhijia Liu
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
ULTRA HIGH FREQUENCY TAG AERIAL BASED ON FRACTAL PROCESSING
Publication number
20160372816
Publication date
Dec 22, 2016
Zhijia LIU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RFID TAG AERIAL WITH ULTRA-THIN DUAL-FREQUENCY MICROSTRIP PATCH AER...
Publication number
20140332598
Publication date
Nov 13, 2014
XERAFY LTD (BVI)
Zhijia Liu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Production Process of Tag Antenna
Publication number
20140284388
Publication date
Sep 25, 2014
Zhijia Liu
G06 - COMPUTING CALCULATING COUNTING