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Patents Grants
last 30 patents
Information
Patent Grant
Conductive ring assembly, conductive device and wind turbine
Patent number
11,236,731
Issue date
Feb 1, 2022
Beijing Goldwind Science & Creation Windpower Equipment Co., Ltd.
Lei Ma
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control method, master controller, system, and central controller f...
Patent number
10,927,811
Issue date
Feb 23, 2021
Beijing Goldwind Science & Creation Windpower Equipment Co., Ltd.
Lei Ma
G01 - MEASURING TESTING
Information
Patent Grant
Wind turbine and operational control method and device therefor
Patent number
10,267,292
Issue date
Apr 23, 2019
BEIJING ETECHWIN ELECTRIC CO., LTD.
Lei Ma
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Patents Applications
last 30 patents
Information
Patent Application
CONDUCTIVE RING ASSEMBLY, CONDUCTIVE DEVICE AND WIND TURBINE
Publication number
20190072079
Publication date
Mar 7, 2019
BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT CO., LTD.
Lei MA
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Application
CONTROL METHOD, MASTER CONTROLLER SYSTEM, AND CENTRAL CONTROLLER FO...
Publication number
20180328338
Publication date
Nov 15, 2018
BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT CO., LTD.
Lei MA
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
WIND TURBINE AND OPERATIONAL CONTROL METHOD AND DEVICE THEREFOR
Publication number
20180298880
Publication date
Oct 18, 2018
BEIJING ETECHWIN ELECTRIC CO., LTD.
Lei MA
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...