Inventor

Rik W. A. A. De Doncker

Inventor

Leuven, BE

Overview

23→

Patents

1991–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 23 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H02Mprimary

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems19%

B60LPropulsion of electrically-propelled vehicles11%

H02PControl or regulation of electric motors, electric generators or dynamo-electric converters11%

Y02TClimate change mitigation technologies related to transportation11%

E21BEarth or rock drilling7%

H02KDynamo-electric machines7%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications7%

F04DNon-positive-displacement pumps6%

H02JElectric power networks6%

B60YIndexing scheme relating to aspects cross-cutting vehicle technology2%

PatentTitleYear

10,873,254Electrical circuit for zero-voltage soft-switching in DC-DC converter under all load conditions2020 10,727,755Method for controlling a switch module based on thyristor switching elements2020 10,608,522Electrical circuit with auxiliary voltage source for zero-voltage switching in DC-DC converter under all load conditions2020 10,500,971Circuit assembly for linking different electrical voltage levels, as well as control method2019 10,305,336Aircraft comprising a synchronous reluctance machine2019 9,789,776'Charging apparatus and electric vehicle including the same'2017 9,482,078'Diffuser for cable suspended dewatering pumping system'2016 9,376,025'Charging apparatus and electric vehicle including the same'2016 9,358,893'Charging apparatus and electric vehicle including the same'2016 8,584,761'Compact cable suspended pumping system for dewatering gas wells'2013 8,408,312'Compact cable suspended pumping system for dewatering gas wells'2013 8,353,336'Power transmission system for use with downhole equipment'2013 7,943,956'Semiconductor device comprising a housing containing a triggering unit'2011 7,541,814'Method and device for determining the charge of a battery'2009 5,684,426'GTO gate driver circuits for snubbered and zero voltage soft switching converters'1997 5,610,490'Torque shudder protection device and method'1997 5,373,195'Technique for decoupling the energy storage system voltage from the DC link voltage in AC electric drive systems'1994 5,355,294'Unity power factor control for dual active bridge converter'1994 5,280,421'Current regulator for a four-legged three-phase inverter'1994 5,166,593'Closed-loop torque feedback for a universal field-oriented controller'1992 5,144,216'High speed flux feedback for tuning a universal field oriented controller capable of operating in direct and indirect field orientation modes'1992 5,047,913'Method for controlling a power converter using an auxiliary resonant commutation circuit'1991 5,038,267'Soft-switching power converter for operation in discrete pulse modulation and pulse width modulation modes'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1997Patents assigned to GEN ELECTRIC (9)· patent assignee history

1991–1994Based in Schenectady, NY, US· patent location history

1991Based in Niskayuna, NY, US· patent location history

1997Based in Malvern, PA, US· patent location history

2009–2020Patents assigned to RWTH AACHEN (4)· patent assignee history

2009–2020Based in Leuven, BE· patent location history

2013–2016Patents assigned to ZEITECS BV (4)· patent assignee history

2013Patents assigned to DE DONCKER RIK (2)· patent assignee history

2016–2017Patents assigned to LG ELECTRONICS INC (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GEN ELECTRIC	9	1991–1997
RWTH AACHEN	4	2009–2020
ZEITECS BV	4	2013–2016
LG ELECTRONICS INC	3	2016–2017
DE DONCKER RIKself	2	2013

Locations

Location	Patents	Span
Leuven, BE	14	2009–2020
Schenectady, New York, US	6	1991–1994
Malvern, Pennsylvania, US	2	1997
Niskayuna, New York, US	1	1991