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Bernt Bergdahl
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Ludvika, SE
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Patents Grants
last 30 patents
Information
Patent Grant
Bidirectional power valve and control method therefor and hybrid mu...
Patent number
10,861,657
Issue date
Dec 8, 2020
ABB Power Grids Switzerland AG
Xiaobo Yang
G05 - CONTROLLING REGULATING
Information
Patent Grant
Filter apparatus, a method for filtering harmonics in an electrical...
Patent number
9,264,008
Issue date
Feb 16, 2016
ABB Technology Ltd.
Bernt Bergdahl
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Converter station and a method for control thereof
Patent number
8,228,694
Issue date
Jul 24, 2012
ABB Technology Ltd.
Ulf Radbrant
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
HVDC transmission with a converter connected between an AC voltage...
Patent number
5,414,612
Issue date
May 9, 1995
Asea Brown Boveri AB
Per-Erik Bjorklund
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Filter equipment for power lines
Patent number
4,939,486
Issue date
Jul 3, 1990
Asea Brown Boveri AB
Bernt Bergdahl
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Electric filter equipment
Patent number
4,419,660
Issue date
Dec 6, 1983
ASEA Aktiebolag
Bernt Bergdahl
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
High-voltage direct current interuption devices
Patent number
4,198,668
Issue date
Apr 15, 1980
ASEA Aktiebolag
Bernt Bergdahl
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
BIDIRECTIONAL POWER VALVE AND CONTROL METHOD THEREFOR AND HYBRID MU...
Publication number
20190267198
Publication date
Aug 29, 2019
ABB Schweiz AG
Xiaobo Yang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
FILTER APPARATUS, A METHOD FOR FILTERING HARMONICS IN AN ELECTRICAL...
Publication number
20150092459
Publication date
Apr 2, 2015
ABB Technology Ltd.
Bernt Bergdahl
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONVERTER STATION AND A METHOD FOR CONTROL THEREOF
Publication number
20090303761
Publication date
Dec 10, 2009
ABB Technology
Ulf Radbrant
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...