Assignee
VARIAN INC
US·217 granted patents·15 pending applications·5,595 citations·filing 1992–2008
Top patents by PatentIndex Score
232 records- 0198US7595350B2Ultraporous sol gel monolithsVARIAN INC·Filed 2008·Granted Sep 29, 2009·67 cites·2 claims
- 0297US7745781B2Real-time control of ion detection with extended dynamic rangeVARIAN INC·Filed 2008·Granted Jun 29, 2010·35 cites·20 claims
- 0397US7651762B2Methods and devices using a shrinkable support for porous monolithic materialsVARIAN INC·Filed 2007·Granted Jan 26, 2010·68 cites·24 claims
- 0497US6730904B1Asymmetric-field ion guiding devicesVARIAN INC·Filed 2003·Granted May 4, 2004·88 cites·34 claims
- 0596US7439272B2Ultraporous sol gel monolithsVARIAN INC·Filed 2004·Granted Oct 21, 2008·90 cites·21 claims
- 0696US7205764B1Method and apparatus for increasing the detection sensitivity in a high resolution NMR analysisVARIAN INC·Filed 2006·Granted Apr 17, 2007·53 cites·18 claims
- 0795US7291845B2Method for controlling space charge-driven ion instabilities in electron impact ion sourcesVARIAN INC·Filed 2005·Granted Nov 6, 2007·31 cites·25 claims
- 0894US7855361B2Detection of positive and negative ionsVARIAN INC·Filed 2008·Granted Dec 21, 2010·22 cites·20 claims
- 0994US7125488B2Polar-modified bonded phase materials for chromatographic separationsVARIAN INC·Filed 2004·Granted Oct 24, 2006·106 cites·29 claims
- 1094US7047144B2Ion detection in mass spectrometry with extended dynamic rangeVARIAN INC·Filed 2004·Granted May 16, 2006·52 cites·20 claims
- 1194US6198957B1Radiotherapy machine including magnetic resonance imaging systemVARIAN INC·Filed 1997·Granted Mar 6, 2001·379 cites·28 claims
- 1293US7378653B2Increasing ion kinetic energy along axis of linear ion processing devicesVARIAN INC·Filed 2006·Granted May 27, 2008·18 cites·22 claims
- 1393US7352185B1Multi-functional NMR probeVARIAN INC·Filed 2006·Granted Apr 1, 2008·29 cites·6 claims
- 1493US6468474B2Saliva testing and confirmation deviceVARIAN INC·Filed 2001·Granted Oct 22, 2002·106 cites·24 claims
- 1593US6464939B1Saliva testing and confirmation deviceVARIAN INC·Filed 2000·Granted Oct 15, 2002·96 cites·28 claims
- 1693US6201392B1Coplanar RF probe coil arrangement for multifrequency excitationVARIAN INC·Filed 1997·Granted Mar 13, 2001·122 cites·67 claims
- 1792US7501828B1Switchable birdcage coilVARIAN INC·Filed 2007·Granted Mar 10, 2009·29 cites·15 claims
- 1892US7132829B2NMR RF coils with improved low-frequency efficiencyVARIAN INC·Filed 2005·Granted Nov 7, 2006·30 cites·20 claims
- 1992US7034293B2Linear ion trap apparatus and method utilizing an asymmetrical trapping fieldVARIAN INC·Filed 2004·Granted Apr 25, 2006·44 cites·33 claims
- 2092US6420871B1Multiple tuned birdcage coilsVARIAN INC·Filed 2001·Granted Jul 16, 2002·88 cites·19 claims
- 2191US7064549B1NMR RF coils with split movable capacitance bandsVARIAN INC·Filed 2005·Granted Jun 20, 2006·33 cites·18 claims
- 2291US6710336B2Ion trap mass spectrometer using pre-calculated waveforms for ion isolation and collision induced dissociationVARIAN INC·Filed 2002·Granted Mar 23, 2004·39 cites·11 claims
- 2391US6377047B1Superconducting birdcage coilsVARIAN INC·Filed 2000·Granted Apr 23, 2002·51 cites·18 claims
- 2491US6068459ATip seal for scroll-type vacuum pumpVARIAN INC·Filed 1998·Granted May 30, 2000·73 cites·9 claims
- 2590US7318900B2Chromatography system and methodVARIAN INC·Filed 2005·Granted Jan 15, 2008·23 cites·6 claims
- 2690US7275682B2Sample identification utilizing RFID tagsVARIAN INC·Filed 2005·Granted Oct 2, 2007·124 cites·25 claims
- 2790US6980000B2Coils for high frequency MRIVARIAN INC·Filed 2003·Granted Dec 27, 2005·51 cites·5 claims
- 2890US6515260B1Method and apparatus for rapid heating of NMR samplesVARIAN INC·Filed 2001·Granted Feb 4, 2003·44 cites·18 claims
- 2990US6489172B1Saliva sampling deviceVARIAN INC·Filed 2000·Granted Dec 3, 2002·64 cites·35 claims
- 3090USD464734SWell plate sealVARIAN INC·Filed 2001·Granted Oct 22, 2002·75 cites·1 claims
- 3189US7151869B2Fiber-optic channel selecting apparatusVARIAN INC·Filed 2005·Granted Dec 19, 2006·13 cites·24 claims
- 3289US6590394B2NMR probe with enhanced power handling abilityVARIAN INC·Filed 2001·Granted Jul 8, 2003·71 cites·21 claims
- 3389US6576897B1Lens-free ion collision cellVARIAN INC·Filed 2000·Granted Jun 10, 2003·60 cites·28 claims
- 3488US7405399B2Field conditions for ion excitation in linear ion processing apparatusVARIAN INC·Filed 2006·Granted Jul 29, 2008·10 cites·20 claims
- 3588US7288939B1Cryogenic NMR probeVARIAN INC·Filed 2006·Granted Oct 30, 2007·21 cites·14 claims
- 3688US7081753B2Multiple tuned scroll coilVARIAN INC·Filed 2004·Granted Jul 25, 2006·55 cites·19 claims
- 3788US6876200B2NMR probe having an inner quadrature detection coil combined with a spiral wound outer coil for irradiationVARIAN INC·Filed 2003·Granted Apr 5, 2005·35 cites·25 claims
- 3888US6661512B2Sample analysis system with fiber optics and related methodVARIAN INC·Filed 2002·Granted Dec 9, 2003·38 cites·37 claims
- 3988US6366798B2Radiotherapy machine including magnetic resonance imaging systemVARIAN INC·Filed 2000·Granted Apr 2, 2002·131 cites·23 claims
- 4088US6294780B1Pulsed ion source for ion trap mass spectrometerVARIAN INC·Filed 1999·Granted Sep 25, 2001·80 cites·13 claims
- 4188US6100694AMultiple-tuned bird cage coilsVARIAN INC·Filed 1999·Granted Aug 8, 2000·73 cites·22 claims
- 4287US7232993B1Ion fragmentation parameter selection systems and methodsVARIAN INC·Filed 2005·Granted Jun 19, 2007·11 cites·20 claims
- 4387US6917201B2Squashed liquid NMR sample tubes and RF coilsVARIAN INC·Filed 2002·Granted Jul 12, 2005·35 cites·14 claims
- 4487US6611334B1Sample analysis system with fiber optics and related methodVARIAN INC·Filed 2002·Granted Aug 26, 2003·31 cites·23 claims
- 4587US6491873B2Multi-well filtration apparatusVARIAN INC·Filed 2001·Granted Dec 10, 2002·48 cites·14 claims
- 4687US6369570B1B1 gradient coilsVARIAN INC·Filed 2000·Granted Apr 9, 2002·40 cites·15 claims
- 4786US7405400B2Adjusting field conditions in linear ion processing apparatus for different modes of operationVARIAN INC·Filed 2006·Granted Jul 29, 2008·9 cites·20 claims
- 4886US7351965B2Rotating excitation field in linear ion processing apparatusVARIAN INC·Filed 2006·Granted Apr 1, 2008·9 cites·20 claims
- 4986US6303909B1Waterless vessel heating system and methodVARIAN INC·Filed 2000·Granted Oct 16, 2001·42 cites·9 claims
- 5085US7312027B2Binding assay device with non-absorbent carrier materialVARIAN INC·Filed 2005·Granted Dec 25, 2007·9 cites·4 claims
Showing the top 50 of 232 patent records by PatentIndex Score.
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