Búsqueda Imágenes Maps Play YouTube Noticias Gmail Drive Más »
Búsqueda avanzada de patentes | Historial web | Iniciar sesión

Patentes

Citada por

Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US396174910 Ene 19758 Jun 1976Texas Instruments IncorporatedMultiple port multiple temperature thermally responsive valve
US397594617 Dic 197424 Ago 1976Micromeritics Instrument CorporationLiquid chromatography sample measuring and introducing apparatus
US397888820 Nov 19757 Sep 1976Nihon Denshi Kabushiki KaishaRotary measuring valve
US415056315 Nov 197724 Abr 1979Vysoka skola chemicko-technologickaMethod of and apparatus for the recirculation of fluids in a closed circuit
US41898971 Nov 197826 Feb 1980Acraloc Corporation
Rheem Manufacturing Company
High speed evacuation chamber packaging and clipping machine
US424307123 Ago 19786 Ene 1981Altex Scientific, Inc.Sample injection valve
US434661011 Abr 198031 Ago 1982Japan Spectroscopic Co., Ltd.Device for introducing micro amount of sample into an analyzing apparatus
US45012978 Abr 198226 Feb 1985Automatic Switch CompanyRotary valve
US461420410 Dic 198430 Sep 1986UOP Inc.Rotary valve for interconnecting conduits in three groups
US463214910 Dic 198430 Dic 1986UOP Inc.Rotary valve for interconnecting conduits
US601248723 Mar 199811 Ene 2000Brian A. HauckPrime purge injection valve or multi-route selections valve
US608578811 Ene 199911 Jul 2000Ecowater Systems, Inc.Plastic coated valve rotor and a method of manufacturing
US61615834 Jun 199919 Dic 2000Control valve
US63058843 Mar 200023 Oct 2001The Regents of the University of CaliforniaRotary powder feed through apparatus
US65398293 Jun 19991 Abr 2003C. G. Bretting Manufacturing Company, Inc.Rotary valve assembly and method
US667233628 Nov 20016 Ene 2004Rheodyne, LPDual random access, three-way rotary valve apparatus
US685229111 Oct 20008 Feb 2005Innovadyne Technologies, Inc.Hybrid valve apparatus and method for fluid handling
US688971015 Nov 200210 May 2005Air Products and Chemicals, Inc.Rotary sequencing valve with flexible port plate
US698363627 Ene 200310 Ene 2006Innovadyne Technologies, Inc.Apparatus and method for assessing the liquid flow performances through a small dispensing orifice
US71351466 Sep 200214 Nov 2006Innovadyne Technologies, Inc.Universal non-contact dispense peripheral apparatus and method for a primary liquid handling device
US749799511 Ene 20053 Mar 2009Innovadyne Technologies, Inc.Hybrid valve apparatus and method for fluid handling