Inventor · disambiguated record
Gregory C. Andrews
Also filed as: ANDREWS GREGORY · ANDREWS GREGORY C
34 granted patents·2 pending applications·456 citations·filing 1994–2022
97Inventor score
Files withVARIAN MED SYS INC19VAREX IMAGING CORP7VARIAN MED SYS TECH INC5ANDREWS GREGORY C3DAVIES JASON W1
Top patents by PatentIndex Score
36 records- 0195US11545332B1Anode shieldVAREX IMAGING CORP·Filed 2020·Granted Jan 3, 2023·3 cites·20 claims
- 0293US7860219B2Cathode assembly with integral tabsVARIAN MED SYS INC·Filed 2008·Granted Dec 28, 2010·17 cites·20 claims
- 0390US6778636B1Adjustable x-ray beam collimator for an x-ray tubeVARIAN MED SYS INC·Filed 2002·Granted Aug 17, 2004·52 cites·36 claims
- 0488US7289603B2Shield structure and focal spot control assembly for x-ray deviceVARIAN MED SYS TECH INC·Filed 2004·Granted Oct 30, 2007·26 cites·45 claims
- 0588US6519317B2Dual fluid cooling system for high power x-ray tubesVARIAN MED SYS INC·Filed 2001·Granted Feb 11, 2003·39 cites·44 claims
- 0688US6115454AHigh-performance X-ray generating apparatus with improved cooling systemVARIAN MED SYS INC·Filed 1997·Granted Sep 5, 2000·63 cites·7 claims
- 0786US6480571B1Drive assembly for an x-ray tube having a rotating anodeVARIAN MED SYS INC·Filed 2000·Granted Nov 12, 2002·26 cites·42 claims
- 0886US6400799B1X-ray tube cooling systemVARIAN MED SYS INC·Filed 1999·Granted Jun 4, 2002·47 cites·27 claims
- 0985US6519318B1Large surface area x-ray tube shield structureVARIAN MED SYS INC·Filed 2000·Granted Feb 11, 2003·36 cites·41 claims
- 1085US6366642B1X-ray tube cooling systemVARIAN MED SYS INC·Filed 2001·Granted Apr 2, 2002·36 cites·19 claims
- 1184US8000450B2Aperture shield incorporating refractory materialsVARIAN MED SYS INC·Filed 2007·Granted Aug 16, 2011·4 cites·30 claims
- 1277US7995708B2X-ray tube bearing shaft and hubVARIAN MED SYS INC·Filed 2009·Granted Aug 9, 2011·5 cites·15 claims
- 1377US6693990B1Low thermal resistance bearing assembly for x-ray deviceVARIAN MED SYS TECH INC·Filed 2001·Granted Feb 17, 2004·12 cites·31 claims
- 1475US6002745AX-ray tube target assembly with integral heat shieldsVARIAN MED SYS INC·Filed 1998·Granted Dec 14, 1999·27 cites·19 claims
- 1574US9648710B2High power X-ray tube housingVARIAN MED SYS INC·Filed 2014·Granted May 9, 2017·3 cites·21 claims
- 1674US7688949B2X-ray tube cooling systemVARIAN MED SYS INC·Filed 2008·Granted Mar 30, 2010·5 cites·26 claims
- 1774US7286644B2Systems, methods and devices for x-ray device focal spot controlVARIAN MED SYS TECH INC·Filed 2004·Granted Oct 23, 2007·14 cites·44 claims
- 1868US7486776B2Shield structure and focal spot control assembly for x-ray deviceVARIAN MED SYS INC·Filed 2007·Granted Feb 3, 2009·1 cites·12 claims
- 1963US7507026B2Systems, methods and devices for x-ray device focal spot controlVARIAN MED SYS INC·Filed 2007·Granted Mar 24, 2009·5 cites·17 claims
- 2063US7174001B2Integrated fluid pump for use in an x-ray tubeVARIAN MED SYS TECH INC·Filed 2004·Granted Feb 6, 2007·12 cites·11 claims
- 2162US12426843B2Imaging system with wide x-ray beam and circumferentially arranged detection mechanismVAREX IMAGING CORP·Filed 2022·Granted Sep 30, 2025·0 cites·27 claims
- 2261US11660359B2Systems and methods for irradiationVAREX IMAGING CORP·Filed 2021·Granted May 30, 2023·0 cites·26 claims
- 2357US8054945B2Evacuated enclosure window coolingVARIAN MED SYS INC·Filed 2009·Granted Nov 8, 2011·3 cites·19 claims
- 2456US10755887B2Large angle anode target for an X-ray tube and orthogonal cathode structureVAREX IMAGING CORP·Filed 2018·Granted Aug 25, 2020·0 cites·20 claims
- 2555US6751292B2X-ray tube rotor assembly having augmented heat transfer capabilityVARIAN MED SYS INC·Filed 2002·Granted Jun 15, 2004·3 cites·38 claims
- 2654US7460648B2Mechanical interface assemblyVARIAN MED SYS INC·Filed 2007·Granted Dec 2, 2008·0 cites·20 claims
- 2750US8130910B2Liquid-cooled aperture body in an x-ray tubeDAVIES JASON W·Filed 2010·Granted Mar 6, 2012·1 cites·21 claims
- 2848US5425067AX-ray tube noise and vibration reductionVARIAN ASSOCIATES·Filed 1994·Granted Jun 13, 1995·16 cites·16 claims
- 2946US9709512B2Multilevel computed tomography for radially-shifted focal spotsVARIAN MED SYS INC·Filed 2013·Granted Jul 18, 2017·0 cites·19 claims
- 3044US10804064B2Magnetic lift device for an x-ray tubeVAREX IMAGING CORP·Filed 2017·Granted Oct 13, 2020·0 cites·25 claims
- 3144US9530528B2X-ray tube aperture having expansion jointsANDREWS GREGORY C·Filed 2011·Granted Dec 27, 2016·0 cites·19 claims
- 3244US7201514B2Fluid connection assembly for x-ray deviceVARIAN MED SYS TECH INC·Filed 2004·Granted Apr 10, 2007·0 cites·18 claims
- 3342US9514911B2X-ray tube aperture body with shielded vacuum wallANDREWS GREGORY C·Filed 2012·Granted Dec 6, 2016·0 cites·18 claims
- 3440US11574789B2Electrical connectors for multiple emitter cathodesVAREX IMAGING CORP·Filed 2017·Granted Feb 7, 2023·0 cites·16 claims
- 3539US2006228238A1Coolant pump for x-ray deviceANDREWS GREGORY C·Filed 2005·Application pending·0 cites
- 3633US2018151324A1Heat sink for x-ray tube anodeVAREX IMAGING CORP·Filed 2017·Application pending·0 cites
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