Inventor · disambiguated record
Kari Kirjavainen
Also filed as: KIRJAVAINEN KARI · KIRJAVAINEN KARI J
47 granted patents·9 pending applications·742 citations·filing 1978–2009
98Inventor score
Files withCONENOR OY12UPONOR INNOVATION AB8PANPHONICS OY6NATURAL COLOUR KARI KIRJAVAINE5KIRJAVAINEN KARI4
Top patents by PatentIndex Score
56 records- 0197US4654546AElectromechanical film and procedure for manufacturing sameKIRJAVAINEN KARI·Filed 1984·Granted Mar 31, 1987·207 cites·13 claims
- 0288US6793854B1Method and apparatus for making plastic film, and plastic filmCONENOR OY·Filed 2000·Granted Sep 21, 2004·29 cites·16 claims
- 0384US5387386AExtrusion method and apparatusFiled 1993·Granted Feb 7, 1995·49 cites·24 claims
- 0476US6759769B2Electromechanic film and acoustic elementFiled 2002·Granted Jul 6, 2004·33 cites·10 claims
- 0570US5955014AProcedure for the manufacture of a foamed plastic productVALTION TEKNILLINEN·Filed 1995·Granted Sep 21, 1999·34 cites·8 claims
- 0667US7407132B2Method of steering aircraft by moving the stagnation point and aircraft using the methodLIGHTWAY·Filed 2004·Granted Aug 5, 2008·20 cites·25 claims
- 0766US6722778B2Extruder with groove rotor and statorCONENOR OY·Filed 2002·Granted Apr 20, 2004·6 cites·23 claims
- 0862US7090797B2Extrusion method and extrusion deviceCONENOR OY·Filed 2002·Granted Aug 15, 2006·4 cites·9 claims
- 0962US5757090AFolded dielectric film element and method for maufacturing the sameFiled 1994·Granted May 26, 1998·20 cites·10 claims
- 1060US6767501B1Method and apparatus for making plastic film, and plastic filmCONENOR OY·Filed 1999·Granted Jul 27, 2004·19 cites·22 claims
- 1160US6551534B1Method and arrangement for cooling an extruded hollow productUPONOR INNOVATION AB·Filed 1997·Granted Apr 22, 2003·19 cites·20 claims
- 1259US7124970B2Method and apparatus for processing various materialsCONENOR OY·Filed 2002·Granted Oct 24, 2006·3 cites·8 claims
- 1358US6837457B2Aircraft rotor and aircraftNATURAL COLOUR KARI KIRJAVAINE·Filed 2001·Granted Jan 4, 2005·13 cites·19 claims
- 1458US6308912B1RotorcraftNATURAL COLOUR KARI KIRJAVAINE·Filed 1998·Granted Oct 30, 2001·32 cites·9 claims
- 1558US6073657AMethod for producing homogeneous material with an extruder, an extruder, and a multilayer plastic pipeUPONOR INNOVATION AB·Filed 1996·Granted Jun 13, 2000·18 cites·38 claims
- 1657US6852402B2Dielectric cellular electret film and procedure for its manufactureEMFITECH OY·Filed 2001·Granted Feb 8, 2005·10 cites·24 claims
- 1757US6805544B2ExtruderNATURAL COLOUR KARI KIRJAVAINE·Filed 2002·Granted Oct 19, 2004·2 cites·18 claims
- 1857US6306326B1Extrusion method, extruder and extruded productUPONOR INNOVATION AB·Filed 2000·Granted Oct 23, 2001·1 cites·7 claims
- 1956US7376239B2Electromechanical transducer and method for transforming energiesPANPHONICS OY·Filed 2003·Granted May 20, 2008·8 cites·7 claims
- 2056US6446674B1Method of producing homogeneous material with an extruder, an extruder, and a multilayer plastic pipeUPONOR INNOVATION AB·Filed 2000·Granted Sep 10, 2002·2 cites·26 claims
- 2153US6309574B1Extrusion of high molecular weight polymersUPONOR INNOVATION AB·Filed 1997·Granted Oct 30, 2001·13 cites·11 claims
- 2253US6086239AExtruder with supply conduit for supplying even flow of materialCONENOR OY·Filed 1997·Granted Jul 11, 2000·15 cites·20 claims
- 2352US6450429B1Method and apparatus for treating waste materialCONENOR OY·Filed 1998·Granted Sep 17, 2002·12 cites·10 claims
- 2450US6511017B2Method of steering aircraft, and aircraftNATURAL COLOUR KARI KIRJAVAINE·Filed 2001·Granted Jan 28, 2003·8 cites·26 claims
- 2550US6197239B1Extrusion apparatus and method for orienting plastic material by using an extrusion apparatusNEXTROM HOLDING SA·Filed 1996·Granted Mar 6, 2001·13 cites·22 claims
- 2650US6187237B1Method for making a product to be extruded, and an extruderNEXTROM HOLDING SA·Filed 1997·Granted Feb 13, 2001·13 cites·17 claims
- 2750US2009169668A1Transverse stretching deviceCONENOR OY·Filed 2007·Application pending·0 cites
- 2850US2009008812A1Method and apparatus for producing plastic filmCONENOR OY·Filed 2007·Application pending·0 cites
- 2949US6178820B1Sensor for measuring acceleration and sound pressureVTT·Filed 1997·Granted Jan 30, 2001·19 cites·6 claims
- 3049US6178277B1Multi-layer reinforced and stabilized cable constructionNK CABLES OY·Filed 1997·Granted Jan 23, 2001·18 cites·18 claims
- 3149US4257991AMethod of and a regulator for adjusting the capacity and the diameter of an electric conductorNOKIA OY AB·Filed 1978·Granted Mar 24, 1981·8 cites·4 claims
- 3249US2009028977A1Extrusion Method and Extrusion DeviceMAILLEFER SA·Filed 2006·Application pending·0 cites
- 3349US2009032990A1Extrusion Method and Extrusion ApparatusMAILLEFER SA·Filed 2006·Application pending·0 cites
- 3448US7077164B2PipeUPONOR INNOVATION AB·Filed 2001·Granted Jul 18, 2006·0 cites·16 claims
- 3547US6689472B2Apparatus for extrusion of polymers and plastic products formed with the apparatusUPONOR INNOVATION AB·Filed 2001·Granted Feb 10, 2004·0 cites·9 claims
- 3645US6217206B1Extruder with rotor and bearings that receive forces acting on the rotorNEXTROM HOLDING SA·Filed 1997·Granted Apr 17, 2001·10 cites·20 claims
- 3743US7056456B2Extrusion method and extruderCONENOR OY·Filed 2001·Granted Jun 6, 2006·0 cites·5 claims
- 3843US6570818B1Electroacoustic transducerPANPHONICS OY·Filed 1997·Granted May 27, 2003·10 cites·14 claims
- 3943US2011006624A1Device and method for generating force and/or movementKIRJAVAINEN KARI·Filed 2009·Application pending·0 cites
- 4043US2003007659A1Acoustic elementPANPHONICS OY·Filed 2002·Application pending·0 cites
- 4142US4304537AExtruder head for regulating a process of applying a foamed plastic insulation to telephone wiresKIRJAVAINEN KARI·Filed 1980·Granted Dec 8, 1981·12 cites·2 claims
- 4241US6483924B1Acoustic elements and method for sound processingPANPHONICS OY·Filed 1997·Granted Nov 19, 2002·13 cites·15 claims
- 4339US2008224346A1Method and Apparatus for Producing Plastic FilmCONENOR OY·Filed 2006·Application pending·0 cites
- 4437US4739210AMethod and a device for generating heat energy and oscillation energyNOKIA OY AB·Filed 1986·Granted Apr 19, 1988·4 cites·7 claims
- 4536US6590985B1Method and arrangement for damping wall movementPANPHONICS OY·Filed 1997·Granted Jul 8, 2003·6 cites·12 claims
- 4636US6274071B1Method and apparatus for preparing an extrudable product, and an extruded productNEXTROM HOLDING SA·Filed 1997·Granted Aug 14, 2001·5 cites·20 claims
- 4736US4538173AImprint control system with feedback featureKIRJAVAINEN KARI·Filed 1983·Granted Aug 27, 1985·5 cites·12 claims
- 4835US7381454B1Tubular productUPONOR INNOVATION AB·Filed 1997·Granted Jun 3, 2008·3 cites·18 claims
- 4935US6585923B1Extrusion method and extruderNATURAL COLOUR KARI KIRJAVAINE·Filed 1999·Granted Jul 1, 2003·4 cites·37 claims
- 5035US6203740B1Extrusion method, extruder and extruded productNEXTROM HOLDINGS S A·Filed 1997·Granted Mar 20, 2001·6 cites·19 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
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