Assignee
VACON OYJ
FI55 patents
Top patents by PatentIndex Score
USD773993SDec 13, 2016
Frequency converter
VACON OYJ20 citations91
US7327588B2Feb 5, 2008
Synchronization of parallel-connected inverter units or frequency converters
VACON OYJ29 citations91
US7031161B2Apr 18, 2006
Cooling system for adjustable electric drive
VACON OYJ20 citations90
USD713336SSep 16, 2014
Frequency converter
VACON OYJ27 citations87
USD706216SJun 3, 2014
Frequency converter
VACON OYJ26 citations87
US7773396B2Aug 10, 2010
Parallel connection of inverters
VACON OYJ22 citations87
USD586744SFeb 17, 2009
Frequency converter
VACON OYJ49 citations85
US6807074B2Oct 19, 2004
Control of an inverter
VACON OYJ13 citations83
USD783529SApr 11, 2017
Frequency converter
VACON OYJ11 citations82
US7742321B2Jun 22, 2010
Measurement of the current of a frequency converter
VACON OYJ9 citations82
US7176804B2Feb 13, 2007
Protection of power semiconductor components
VACON OYJ17 citations82
US7023712B2Apr 4, 2006
Cooling arrangement in frequency converter
VACON OYJ14 citations82
US7294989B2Nov 13, 2007
Frequency converter overvoltage protection
VACON OYJ15 citations81
USD595225SJun 30, 2009
Frequency converter
VACON OYJ25 citations80
US7061759B2Jun 13, 2006
Arrangement for the placement of frequency converters
VACON OYJ16 citations80
USD638793SMay 31, 2011
Frequency converter
VACON OYJ7 citations79
US7593244B2Sep 22, 2009
Limit for the harmonics of a current
VACON OYJ16 citations79
US7320359B2Jan 22, 2008
Liquid cooling element and connection arrangement of liquid cooling element
VACON OYJ10 citations79
US7839251B2Nov 23, 2010
Filtering choke arrangement for a frequency converter
VACON OYJ8 citations77
US7430101B2Sep 30, 2008
Overvoltage protection of a frequency converter
VACON OYJ19 citations77
US7872885B2Jan 18, 2011
Power level balance of frequency converters connected in parallel
VACON OYJ8 citations76
US9723741B2Aug 1, 2017
Housing arrangement of a power electronics device
VACON OYJ4 citations70
US7859838B2Dec 28, 2010
Arrangement for placing a frequency converter in a cabinet
VACON OYJ12 citations70
US7804288B2Sep 28, 2010
Current measuring arrangement of a frequency converter
VACON OYJ7 citations70
US9204579B2Dec 1, 2015
Power electronics device and its cooling arrangement
VACON OYJ4 citations69
US7190601B2Mar 13, 2007
Pulse-width modulation method for a frequency converter
VACON OYJ7 citations69
US7141947B2Nov 28, 2006
Braking chopper
VACON OYJ9 citations64
US7248489B2Jul 24, 2007
Control of the mains bridge of a frequency converter
VACON OYJ3 citations62
US7200018B2Apr 3, 2007
Charging of a filter capacitor in the intermediate circuit of a frequency converter
VACON OYJ5 citations62
US8350506B2Jan 8, 2013
Frequency converter start-up
VACON OYJ2 citations60
US7038405B2May 2, 2006
Control of parallel operation of frequency converters or inverters
VACON OYJ10 citations60
US7275021B2Sep 25, 2007
Measuring method and arrangement
VACON OYJ2 citations59
US7190597B2Mar 13, 2007
Control of an inverter pulse-width modulator
VACON OYJ4 citations59
US7176674B2Feb 13, 2007
Measurement of energy by means of a frequency converter
VACON OYJ4 citations59
US6885171B2Apr 26, 2005
Compensation of reactive power via a frequency converter
VACON OYJ4 citations59
US6400555B2Jun 4, 2002
Arrangement for fastening and protecting a capacitor
VACON OYJ5 citations59
US6385069B2May 7, 2002
Frequency converter
VACON OYJ3 citations59
US7035075B2Apr 25, 2006
Fixing and protecting arrangement for a capacitor
VACON OYJ2 citations58
US6972941B2Dec 6, 2005
Fixing and protecting arrangement for a capacitor
VACON OYJ2 citations58
US7928679B2Apr 19, 2011
Protection arrangement of an electric motor
VACON OYJ4 citations57
US7902956B2Mar 8, 2011
Filtering choke arrangement
VACON OYJ6 citations57
US7688603B2Mar 30, 2010
Arrangement for monitoring a frequency converter
VACON OYJ2 citations55
US6790091B2Sep 14, 2004
Shielding arrangement in connector and connector
VACON OYJ2 citations54
US6583706B2Jun 24, 2003
Toroidal choking coil
VACON OYJ2 citations54
US7881045B2Feb 1, 2011
Enclosure of a power electronics appliance
VACON OYJ2 citations53
US6900715B2May 31, 2005
Fastening device
VACON OYJ4 citations53
US6885269B2Apr 26, 2005
Fastening device for toroidal choking coil
VACON OYJ5 citations53
US7102333B2Sep 5, 2006
Control of the mains bridge of a frequency converter to regenerate energy from the motor to the supply
VACON OYJ1 citations51
US9397595B2Jul 19, 2016
PMSM rotor angle identification
VACON OYJ2 citations49
US6452469B1Sep 17, 2002
Switching device
VACON OYJ3 citations49
Showing the top 50 of 55 patents by PatentIndex Score.