Inventor · disambiguated record
Pekka Jahkonen
Also filed as: JAHKONEN PEKKA
21 granted patents·1 pending application·223 citations·filing 1998–2012
95Inventor score
Top patents by PatentIndex Score
22 records- 0196US7331426B2Elevator system using a supercapacitor as a backup power sourceKONE CORP·Filed 2006·Granted Feb 19, 2008·43 cites·36 claims
- 0295US7681694B2Energy storage system for elevatorsKONE CORP·Filed 2008·Granted Mar 23, 2010·38 cites·20 claims
- 0390US7669698B2Method and system for determining position information of an elevatorKONE CORP·Filed 2008·Granted Mar 2, 2010·22 cites·19 claims
- 0485US7176653B2Electric motor driveKONE CORP·Filed 2006·Granted Feb 13, 2007·19 cites·23 claims
- 0581US7960865B2Apparatus and method for controlling the motor powerKONE CORP·Filed 2009·Granted Jun 14, 2011·10 cites·18 claims
- 0679US7905330B2Door control safety arrangement for transportation systemKONE CORP·Filed 2009·Granted Mar 15, 2011·11 cites·19 claims
- 0778US7147084B2Elevator control using switched speed and positionKONE CORP·Filed 2005·Granted Dec 12, 2006·11 cites·12 claims
- 0871US6452357B1Method for controlling a permanent magnet synchronous motorKONE CORP·Filed 2000·Granted Sep 17, 2002·18 cites·24 claims
- 0970US8384337B2Conveyor systemKONE CORP·Filed 2010·Granted Feb 26, 2013·4 cites·13 claims
- 1066US8183813B2Power supply arrangementJAHKONEN PEKKA·Filed 2010·Granted May 22, 2012·3 cites·10 claims
- 1165US8412373B2Conveying systemKANGAS PETTERI·Filed 2012·Granted Apr 2, 2013·3 cites·21 claims
- 1256US8207631B2Power control of a transport systemJAHKONEN PEKKA·Filed 2009·Granted Jun 26, 2012·4 cites·8 claims
- 1351US8217617B2Power supply appliance of a transport systemJAHKONEN PEKKA·Filed 2009·Granted Jul 10, 2012·1 cites·14 claims
- 1451US7121385B2Method and apparatus for adjustment of the rotor angle of an elevator motorKONE CORP·Filed 2005·Granted Oct 17, 2006·2 cites·5 claims
- 1550US7314120B2Motor control for elevator using two control signalsKONE CORP·Filed 2006·Granted Jan 1, 2008·1 cites·7 claims
- 1648US7184286B2Bridge for driving a direct-current or alternating current loadKONE CORP·Filed 2005·Granted Feb 27, 2007·2 cites·3 claims
- 1746US8053931B2Power control of transport systemKONE CORP·Filed 2009·Granted Nov 8, 2011·1 cites·25 claims
- 1844US6697273B1Control unit for controlling a direct-current loadKONE CORP·Filed 2003·Granted Feb 24, 2004·6 cites·5 claims
- 1942US6898094B2DC/DC bridge control unit for controlling a direct-current loadKONE CORP·Filed 2003·Granted May 24, 2005·4 cites·10 claims
- 2039US6515444B1Method for controlling a current-regulated motorKONE CORP·Filed 1999·Granted Feb 4, 2003·11 cites·8 claims
- 2138US6285961B1Procedure for determining the parameters for an electric drive controlling a synchronous elevator motor with permanent magnetsKONE CORP·Filed 1998·Granted Sep 4, 2001·9 cites·11 claims
- 2235US2004207359A1Electric motor driveFiled 2004·Application pending·0 cites
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