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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US397088719 Jun 197420 Jul 1976Micro-Bit CorporationMicro-structure field emission electron source
US41568145 Ago 197729 May 1979University of VirginiaApparatus for producing ions of thermally labile or nonvolatile solids
US417523416 Jun 197820 Nov 1979University of VirginiaApparatus for producing ions of thermally labile or nonvolatile solids
US426481329 Jun 197928 Abr 1981International Business Machines CorportionHigh intensity ion source using ionic conductors
US426745712 Oct 197812 May 1981Shionogi & Co., Ltd.Sample holding element for mass spectrometer
US430136913 Feb 197917 Nov 1981The President of Osaka UniversitySemiconductor ion emitter for mass spectrometry
US454625328 Jul 19838 Oct 1985Masahiko TsuchiyaApparatus for producing sample ions
US465455612 Oct 198331 Mar 1987Commissariat A l'Energie AtomiqueApparatus for examining samples by electron emission
US488848230 Mar 198819 Dic 1989Hitachi, Ltd.Atmospheric pressure ionization mass spectrometer
US492605610 Jun 198815 May 1990SRI InternationalMicroelectronic field ionizer and method of fabricating the same
US52019928 Oct 199113 Abr 1993Bell Communications Research, Inc.Method for making tapered microminiature silicon structures
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US52451927 Oct 199114 Sep 1993Selective ionization apparatus and methods
US54019631 Nov 199328 Mar 1995Rosemount Analytical Inc.Micromachined mass spectrometer
US554140817 Feb 199530 Jul 1996Rosemount Analytical Inc.Micromachined mass spectrometer
US562951916 Ene 199613 May 1997Hitachi InstrumentsThree dimensional quadrupole ion trap
US563579124 Ago 19953 Jun 1997Texas Instruments IncorporatedField emission device with circular microtip array
US574781524 Jul 19965 May 1998Northrop Grumman CorporationMicro-miniature ionizer for gas sensor applications and method of making micro-miniature ionizer
US575907826 Jul 19962 Jun 1998Texas Instruments IncorporatedField emission device with close-packed microtip array
US579610016 Jul 199618 Ago 1998Hitachi InstrumentsQuadrupole ion trap
US61112521 Jul 199829 Ago 2000AlcatelIonization cell for mass spectrometers
US654526914 Abr 20008 Abr 2003AlcatelIon source for time-of-flight mass spectrometers for analyzing gas samples
US671713619 Mar 20016 Abr 2004Gyros ABMicrofludic system (EDI)
US681245624 May 20022 Nov 2004Gyros ABMicrofluidic system (EDI)
US769216523 May 20076 Abr 2010ICT, Integrated Circuit Testing Gesellschaft fur Halbleiterpruftechnik mbHCharged particle beam device with a gas field ion source and a gas supply system
US801329018 Jul 20076 Sep 2011Bruker Daltonik GmbHMethod and apparatus for avoiding undesirable mass dispersion of ions in flight