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Patents Grants
last 30 patents
Information
Patent Grant
Method and device for estimating source impedances across one or mo...
Patent number
11,916,367
Issue date
Feb 27, 2024
Hitachi Energy Switzerland AG
Vedanta Pradhan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Parameter independent traveling wave-based fault location using uns...
Patent number
11,789,059
Issue date
Oct 17, 2023
Hitachi Energy Switzerland AG
Od Naidu
G01 - MEASURING TESTING
Information
Patent Grant
Method and device for estimating source impedances across one or mo...
Patent number
11,742,650
Issue date
Aug 29, 2023
Hitachi Energy Switzerland AG
Vedanta Pradhan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
FAULT CLASSIFICATION AND ZONE IDENTIFICATION IN A POWER TRANSMISSIO...
Publication number
20240063626
Publication date
Feb 22, 2024
Hitachi Energy Switzerland AG
OD NAIDU
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
COMPUTER-IMPLEMENTED METHOD OF POWER LINE PROTECTION, INTELLIGENT E...
Publication number
20240030696
Publication date
Jan 25, 2024
Hitachi Energy Switzerland AG
OD NAIDU
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
FAULT LOCATION DETERMINATION IN A POWER TRANSMISSION SYSTEM
Publication number
20230324451
Publication date
Oct 12, 2023
Hitachi Energy Switzerland AG
OD NAIDU
G01 - MEASURING TESTING
Information
Patent Application
A METHOD, DEVICE, AND SYSTEM FOR ADAPTING DISTANCE PROTECTION AGAIN...
Publication number
20230327426
Publication date
Oct 12, 2023
Hitachi Energy Switzerland AG
Vedanta PRADHAN
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
FAULT DETECTION IN A POWER TRANSMISSION SYSTEM
Publication number
20230142049
Publication date
May 11, 2023
Hitachi Energy Switzerland AG
Suresh MATURU
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DETECTING AN ELECTRICAL FAULT WITHIN A MONITORED ZONE OF A POWER TR...
Publication number
20230094978
Publication date
Mar 30, 2023
Hitachi Energy Switzerland AG
Neethu GEORGE
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
PARAMETER INDEPENDENT TRAVELING WAVE-BASED FAULT LOCATION USING UNS...
Publication number
20230083768
Publication date
Mar 16, 2023
Hitachi Energy Switzerland AG
OD NAIDU
G01 - MEASURING TESTING
Information
Patent Application
DEVICE, SYSTEM, AND METHOD FOR DOUBLE-CIRCUIT TRANSMISSION SYSTEMS
Publication number
20220337050
Publication date
Oct 20, 2022
Hitachi Energy Switzerland AG
Neethu GEORGE
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DEVICE, SYSTEM, AND METHOD FOR PERFORMING AN ONLINE-UPDATE OF A TWO...
Publication number
20220229099
Publication date
Jul 21, 2022
Hitachi Energy Switzerland AG
Vedanta PRADHAN
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHOD AND DEVICE FOR ESTIMATING SOURCE IMPEDANCES ACROSS ONE OR MO...
Publication number
20220085594
Publication date
Mar 17, 2022
ABB Power Grids Switzerland AG
Vedanta PRADHAN
G01 - MEASURING TESTING