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Patents Grants
last 30 patents
Information
Patent Grant
Direct current power supply system for urban rail transit cascaded...
Patent number
12,191,772
Issue date
Jan 7, 2025
Guangzhou Metro Design & Research Institute Co., Ltd.
Shan Lin
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Assembled subway station and construction method thereof
Patent number
11,926,982
Issue date
Mar 12, 2024
Guangzhou Metro Design & Research Institute Co., Ltd.
Xianli Ding
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Connection assembly for prefabricated components
Patent number
11,821,456
Issue date
Nov 21, 2023
Guangzhou Metro Design & Research Institute Co., Ltd.
Bao Xiang
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
DIRECT CURRENT POWER SUPPLY SYSTEM FOR URBAN RAIL TRANSIT CASCADED...
Publication number
20240380328
Publication date
Nov 14, 2024
Guangzhou Metro Design&Research Institute Co.,Ltd.
Shan Lin
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Method for Scheduling Resource-constrained Project by Invasive Weed...
Publication number
20230153708
Publication date
May 18, 2023
Guangzhou Metro Design & Research Institute Co., Ltd.
Quan Yuan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CONNECTION ASSEMBLY FOR PREFABRICATED COMPONENTS
Publication number
20220213910
Publication date
Jul 7, 2022
Guangzhou Metro Design & Research Institute Co., Ltd.
Bao Xiang
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
CONNECTION LOCK FOR PREFABRICATED COMPONENTS
Publication number
20220154449
Publication date
May 19, 2022
Guangzhou Metro Design & Research Institute Co., Ltd.
Xianli Ding
E04 - BUILDING
Information
Patent Application
MECHANICAL LOCK FOR BUILDING COMPONENT CONNECTION
Publication number
20220154450
Publication date
May 19, 2022
Guangzhou Metro Design & Research Institute Co., Ltd.
Xianli Ding
E04 - BUILDING
Information
Patent Application
ASSEMBLED SUBWAY STATION AND CONSTRUCTION METHOD THEREOF
Publication number
20220154419
Publication date
May 19, 2022
Guangzhou Metro Design & Research Institute Co., Ltd.
Xianli Ding
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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