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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US477074410 Dic 198613 Sep 1988Devron-Hercules Inc.Headbox slice lip adjustment device
US480339314 Jul 19877 Feb 1989Toyota Jidosha Kabushiki KaishaPiezoelectric actuator
US48419364 Jun 198627 Jun 1989Toyota Jidosha kabushiki KaishaFuel injection control device of an internal combustion engine
US515540911 Jul 199113 Oct 1992Caterpillar Inc.Integral conductor for a piezoelectric actuator
US516320918 Abr 199017 Nov 1992Hitachi, Ltd.
Hitachi Metals, Ltd.
Method of manufacturing a stack-type piezoelectric element
US521825918 Feb 19928 Jun 1993Caterpillar Inc.Coating surrounding a piezoelectric solid state motor stack
US523326015 Jul 19923 Ago 1993Hitachi, Ltd.
Hitachi Metals, Ltd.
Stack-type piezoelectric element and process for production thereof
US578794719 Nov 19964 Ago 1998Tetra Laval Holdings & Finance S.A.Flexible nozzle integrated with a transformable wire
US586697114 Ago 19962 Feb 1999Active Control Experts, Inc.Hybrid motor
US587563230 May 19972 Mar 1999Siemens AktiengesellschaftElectrohydraulic drive
US609399525 Ene 199925 Jul 2000Active Control eXperts, Inc.Hybrid motor
US611614411 Ago 199812 Sep 2000Bayer Aktiengesellschaft
Carl Schenck Aktiengesellschaft
Pressure motor for electro-rheological fluids
US715783323 Feb 20052 Ene 2007Atlas Copco Electric Tools GmbHTool using a piezo actuator
US792863830 Jun 200819 Abr 2011Electromechanical actuators