Representative before the EPO

Technology company logo thumb
no operation time available
2 offices
Technology Company

We have observed 56 EP applications Krystyna Chochorowska-Winiarska has served for within the last five+ years. (We consider all applications which have an EP A1 or A2 publication dated after October 15, 2014). Please note, that we only count EP applications, in which the name of the patent attorney is explicitly mentioned as representative. These EP applications are:

EP13460022

A device for detecting a difference between currents in an electric circuit

IPC classification:
H02H 3/32, H01H 83/14, H01H 71/32
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13460024

HV instrument transformer

IPC classification:
H01F 38/20
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13460027

HV dry instrument transformer

IPC classification:
H01F 38/20
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13460035

An arragement of windings of a HV insulation transformer

IPC classification:
H01F 30/16, H01F 30/04, H01F 27/40, H01F 27/32, H01F 27/28
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13460049

An electrical lead through connector

IPC classification:
H02G 15/20, H01F 27/34, H01B 17/00
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13460053

A method for condition monitoring of distributed drive-trains

IPC classification:
G05B 23/02
Applicant:
ABB Schweiz AG
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
PATENT GRANTED
EP13460057

A portable heat exchange panel for corrugated transformer tank

IPC classification:
H01F 27/02
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13460067

A method for automatically establishing a wireless connection between a mobile device and at least one stationary device

IPC classification:
H04W 4/00, H04L 29/06, H04L 12/24
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13460075

A method of single-ended location in HVDC transmission lines

IPC classification:
G01R 31/11, G01R 31/08
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13460077

Electrical distribution unit for subsea applications

IPC classification:
H02H 3/06, H02H 3/04, H02B 7/06, E21B 33/035
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
PATENT GRANTED
EP14460097

Overvoltage protection electrical device

IPC classification:
H01T 1/14, H01T 1/12
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
GRANT OF PATENT INTENDED
EP14460019

A standalone modular structure suitable for containing power electronic devices and other electric devices

IPC classification:
H05K 7/20, H02B 1/56
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
GRANT OF PATENT INTENDED
EP14460022

A model based diagnostic of induction machine

IPC classification:
G01R 31/34
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP14460024

A method for monitoring DC link capacitance in power converters

IPC classification:
H02M 5/458, G01R 31/42, G01R 31/02
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP14460051

A method for assessing the condition of rotating machinery connected to an electric motor

IPC classification:
G05B 23/02
Applicant:
ABB Schweiz AG
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
PATENT GRANTED
EP14723998

HV INSTRUMENT TRANSFORMER

IPC classification:
H01F 38/20
Applicant:
ABB Schweiz AG
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The patent has been granted
EP14075063

A method and system for monitoring the temperature of HV potential elements of electric/electronic devices

IPC classification:
G01K 7/16
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP14460078

A method of automatic determination of rotational speed of a shaft in a rotating machine

IPC classification:
G01S 15/58, G01P 3/48, G01P 3/44
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP14460090

Fuse link

IPC classification:
H01H 85/30, H01H 85/18, H01H 85/47, H01H 85/36, H01H 85/00, H01H 85/042
Applicant:
ABB Schweiz AG
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The patent has been granted
EP14460108

METHOD OF MANUFACTURING AN AMORPHOUS MAGNETIC CORE AND AMORPHOUS MAGNETIC CORE

IPC classification:
H01F 41/02
Applicant:
ABB Schweiz AG
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The patent has been granted
EP14460107

METHOD FOR CONFIGURATION OF AN ELECTRICAL DEVICE USING A MOBILE DEVICE

IPC classification:
G06K 19/07, G06K 7/10, H04B 5/00
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP15460020

A DEVICE FOR MONITORING ELECTRIC PARAMETERS OF ELECTRIC LOAD

IPC classification:
H01R 25/00, H01R 24/76, H01R 13/66, G01R 22/06, G01R 21/06, G01R 15/14, G01R 1/04
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
APPLICATION PUBLISHED
EP15723426

A METHOD FOR MONITORING DC LINK CAPACITANCE IN A POWER CONVERTERS

IPC classification:
G01R 31/02, G01R 31/42, H02M 5/458
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
EXAMINATION REQUESTED
EP15460072

A METHOD OF DETERMINATION DC COMPONENT VALUE IN CLIPPED/SATURATED SIGNALS CONTAINING BOTH AC AND DC COMPONENTS

IPC classification:
G01R 19/00, G01R 15/20
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The patent has been granted
EP16460015

A MOTOR DRIVE ELECTRICAL APPARATUSES

IPC classification:
H01H 19/56, H01H 9/00, H01H 3/32, H01H 3/26
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP16460025

A HV APPARATUS AND A METHOD OF MANUFACTURING SUCH APPARATUS

IPC classification:
H01F 38/36, H01F 38/30, H01F 38/26, H01F 27/32
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP16460036

A METHOD AND DEVICE FOR DETERMINATION OF A TORSIONAL DEFLECTION OF A ROTATION SHAFT IN THE ELECTROMECHANICAL DRIVETRAIN

IPC classification:
H02P 29/024, H02P 6/10
Applicant:
ABB Schweiz AG
Applicant:
ABB Technology AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
Request for examination was made
EP15460109

A METHOD OF AUTOMATIC DETERMINATION OF ROTATIONAL SPEED OF A SHAFT IN A SYSTEM POWERED BY A RECIPROCATING ENGINE

IPC classification:
G01H 1/00, G01P 3/48
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The patent has been granted
EP16460063

A TOROIDAL MAGNETIC CORE WITH WINDINGS

IPC classification:
H01F 41/04, H01F 17/06, H01F 17/00
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP16460066

A COVER FOR ELECTRIC POWER DEVICES FILLED WITH A DIELECTRIC LIQUID

IPC classification:
H01F 27/40, H01F 27/12, H01F 27/10, H01F 27/04, H01F 27/02
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP16460073

A CATENARY LINE TEST DEVICE FOR A MAIN CIRCUIT BREAKER OF AN AC CATENARY LINE SYSTEM

IPC classification:
H02H 11/00, H02H 7/26, H02H 3/08, G01R 31/327, G01R 31/08, G01R 31/02, G01R 19/165
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP16460075

CONDUCTIVE SCREEN FOR POWER ELECTRONIC ELEMENTS ENCLOSED IN AN INSULATING MEDIUM

IPC classification:
H01F 29/02, H05K 9/00, H05K 7/20, G05F 1/20, H01H 9/48, H01L 23/60, H01L 23/34, H01F 27/36, H01F 27/08
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP16460078

POWER ELECTRONIC TAP CHANGER MODULE FOR TRANSFORMER

IPC classification:
G05F 1/67
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
Request for examination was made
EP16460083

A CHARGING POWER FEEDING SYSTEM FOR ELECTRIC VEHICLE STATION

IPC classification:
H02J 7/34, B60L 11/18
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP16460091

USE OF A COATED O-RING FOR A GAS-INSULATED ELECTRIC EQUIPMENT

IPC classification:
H02G 5/06, F16J 15/10, F16J 15/06
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP16744575

DOUBLE -POLE VOLTAGE TRANSFORMER

IPC classification:
H01F 38/26, H01F 27/02
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
Request for examination was made
EP16744576

SINGLE-POLE VOLTAGE TRANSFORMER

IPC classification:
H01F 38/24, H01F 27/02
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
Request for examination was made
EP16460104

METHOD OF AND MOULD FOR MANUFACTURING AN INSULATION COMPONENT FOR ELECTRIC APPLICATIONS

IPC classification:
H01B 19/02, B29C 33/38
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
Request for examination was made
EP16777901

METHOD FOR IDENTIFYING THE DISCRETE INSTANTANEOUS ANGULAR SPEED OF AN ELECTROMECHANICAL SYSTEM

IPC classification:
H02P 21/16, H02P 21/18
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
Request for examination was made
EP17460010

AN ARRANGEMENT OF LCL FILTER STRUCTURE

IPC classification:
H01F 27/28, H02M 1/12, H01F 37/00
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
Request for examination was made
EP17460015

A DISCONNECTING SYSTEM FOR CURRENT INTERRUPTION IN A TRANSFORMER

IPC classification:
H01H 33/55, H01F 27/40, H01H 33/666, H01H 35/34
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP17460018

ON-LOAD POWER ELECTRONIC TAP-CHANGER WITH POWER ELECTRONIC VALVES

IPC classification:
H02M 5/12, H02M 1/096, H02M 1/092
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP17460020

METHOD FOR IMPROVEMENT OF EARTH-FAULT PROTECTION IN COMPENSATED MV NETWORKS

IPC classification:
H02H 3/33, H02H 3/16, H02H 3/08, H02H 9/08
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP17460021

METHOD AND APPARATUS FOR MONITORING THE CONDITION OF SUBSYSTEMS WITHIN A RENEWABLE GENERATION PLANT OR MICROGRID

IPC classification:
H02J 13/00, G05B 23/02
Applicant:
ABB Schweiz AG
Agent:
Vossius & Partner Patentanwälte Rechtsanwälte mbB
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
Request for examination was made
EP17460037

METHOD OF ELECTRICAL BURDEN SHARING BETWEEN A NUMBER OF PARALLEL CONNECTED AC SOLID-STATE SWITCHES

IPC classification:
H03K 17/12
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP17460041

A UPS SYSTEM OPERATING IN THE ECONOMICAL MODE

IPC classification:
H02J 9/06, H02J 9/04, H02J 3/18, H02M 1/15, H02M 1/12
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP17460045

SWITCHING SELF-SANITIZING DEVICE

IPC classification:
F21V 23/04, A61L 2/232, A61L 2/10, A61L 2/08
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP17460046

A SEMICONDUCTOR DEVICE AND METHOD OF MEASUREMENT OF PHYSICAL PARAMETERS OF A SEMICONDUCTOR DEVICE

IPC classification:
H03K 17/08, H03K 17/14, H03K 17/18, H03K 17/082
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP17712025

A HV APPARATUS AND A METHOD OF MANUFACTURING SUCH APPARATUS

IPC classification:
H01F 38/36, H01F 38/30, H01F 38/26, H01F 27/32
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
Request for examination was made
EP17460050

METHOD AND APPARATUS FOR IDENTIFYING GEAR TOOTH NUMBERS IN A GEARBOX

IPC classification:
G01M 13/02, G05B 23/02
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP17460067

A PHOTOVOLTAIC CIRCUIT DRIVER FOR A SOLID STATE SWITCH

IPC classification:
H03K 17/04, H03K 17/78, H03K 17/0412
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP17460073

A METHOD OF COMPENSATING CURRENT TRANSFORMER ERRORS

IPC classification:
G01R 31/02, G01R 19/25, G01R 35/02
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP17460076

CROWBAR OVERVOLTAGE PROTECTION WITH CURRENT LIMITING FUNCTION

IPC classification:
H02H 7/04, H02H 9/04
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP17460084

METHOD AND SYSTEM FOR MONITORING A PHOTOVOLTAIC PLANT TO DETERMINE A FAULT CONDITION

IPC classification:
H02S 50/10, H02J 3/38
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP17460083

SYSTEM FOR IDENTIFICATION OF A FEEDER WITH HIGH-OHMIC EARTH FAULT IN A DISTRIBUTION NETWORK

IPC classification:
H02H 9/08, H02H 3/17
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published
EP18460014

A METHOD OF PV PANELS DIAGNOSTIC IN PV PANELS SYSTEM

IPC classification:
H02S 50/00
Applicant:
ABB Schweiz AG
Agent:
Krystyna Chochorowska-Winiarska, ABB Sp. z o. o.
Status:
The application has been published

Please Sign in to use this feature