PK

Peter A. Kershaw

SL Siemens Canada Limited: 14 patents #5 of 160Top 4%
SA Siemens Vdo Automotive Ag: 4 patents #62 of 559Top 15%
SA Siemens Automotive: 3 patents #58 of 231Top 30%
SL Siemens Electric Limited: 2 patents #16 of 51Top 35%
M( Magna International (Canada): 1 patents #1 of 6Top 20%
MI Magna International: 1 patents #245 of 578Top 45%
TL The Singer Company Limited: 1 patents #229 of 510Top 45%
Overall (All Time): #156,295 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
7112907 Flux modifier for a permanent magnet brush-type motor using wound field coils combined with permanent magnets Andrew Lakerdas, Attila Simofi-Ilyes, John Makaran, Corneliu Dragoi, Martin Volkening 2006-09-26
6995490 Flux modifier for a permanent magnet brush-type motor using wound field coils combined with permanent magnets Andrew Lakerdas, Attila Simofi-Ilyes, John Makaran, Corneliu Dragoi, Martin Volkening 2006-02-07
6694599 Method of connecting commutator bars in a cross-linked commutator having additional parallel paths Andrew Lakerdas, Andrew P. Smith, John Van Duynhoven, Scott B. Cole, Nicholas J. Glowacki 2004-02-24
6624546 Radio-frequency interference suppressing choke with elongated portions for brush-type motors Andrew P. Smith 2003-09-23
6617744 DC motor brush card assembly having attaching structures and multiple choke coils with elongated portions Andrew P. Smith 2003-09-09
6448676 Pulse width modulated engine cooling fan motor with integrated MOSFET Andrew Lakerdas, Marek Horski, John Makaran 2002-09-10
6208052 Cooling module for an electronically controlled engine Marek Horski 2001-03-27
6174143 Pump motor having submersible stator and rotor and insulated winding set terminals Marek Horski, Jerzy Muszynski 2001-01-16
6142213 Ducted cooling system with radial-flow fan William P. Gallivan 2000-11-07
6111334 Divisible lamination brushless pump-motor having fluid cooling system Marek Horski 2000-08-29
5997261 Pump motor having fluid cooling system Marek Horski, Jerzy Muszynski 1999-12-07
5989151 Hybrid engine cooling system having electric motor with electro-magnetic clutch Marek Horski, Andrew Lakerdas, Oliver Stegelmann 1999-11-23
5977666 Electric motor having brush noise absorption system Marek Horski, Haran K. Periyanthamby 1999-11-02
5970925 Total cooling assembly for I. C. engine-powered vehicles Andrew Lakerdas, Alexander Joseph 1999-10-26
5949171 Divisible lamination brushless pump-motor having fluid cooling system Marek Horski 1999-09-07
5945756 Ultra quiet electric motor for automotive applications Haran K. Periyathamby, Marek Horski 1999-08-31
5944497 Fan assembly having an air directing member to cool a motor Marek Horski 1999-08-31
5925999 Three-speed dual-winding direct current permanent magnet motor method and apparatus Andrew Lakerdas, Oliver Stegelmann 1999-07-20
5917258 Bearing assembly for an ultra quiet electric motor Haran K. Periyathamby, Marek Horski 1999-06-29
5845612 Total cooling assembley for I. C. engine-powered vehicles Andrew Lakerdas, Alexander Joseph 1998-12-08
5818133 Brushless motor with tubular bearing support Marek Horski 1998-10-06
5660149 Total cooling assembly for I.C. engine-powered vehicles Andrew Lakerdas, Alexander Joseph 1997-08-26
5299811 Seal member mounted in housing pocket by resilient retaining member 1994-04-05
4910790 Two-speed motor 1990-03-20
4884844 Double stage taumel gear reduction unit Beo Meixner, Gordon Olmstead 1989-12-05