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Derby, GB
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Patents Grants
last 30 patents
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Patent Grant
Permanent magnet electric machine control
Patent number
11,881,796
Issue date
Jan 23, 2024
Rolls-Royce PLC
Shangjian Dai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Voltage converter
Patent number
11,121,639
Issue date
Sep 14, 2021
Rolls-Royce PLC
David R Trainer
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Converter
Patent number
11,063,527
Issue date
Jul 13, 2021
Rolls-Royce PLC
David R. Trainer
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
PERMANENT MAGNET ELECTRIC MACHINE CONTROL
Publication number
20220399841
Publication date
Dec 15, 2022
Rolls-Royce plc
Shangjian DAI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
VOLTAGE CONVERTER
Publication number
20200244181
Publication date
Jul 30, 2020
Rolls-Royce plc
David R. TRAINER
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CONVERTER
Publication number
20200099312
Publication date
Mar 26, 2020
Rolls-Royce plc
David R. TRAINER
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER