Inventor · disambiguated record
Gerald W. Callan
Also filed as: CALLAN GERALD · CALLAN GERALD W
29 granted patents·6 pending applications·1,710 citations·filing 1991–2024
98Inventor score
Files withMEDRAD INC13BAYER HEALTHCARE LLC12BAYER HEALTH CARE LLC2SPOHN MICHAEL A2BAYER MEDICAL CARE INC1
Top patents by PatentIndex Score
35 records- 0199US7094216B2Injection system having a pressure isolation mechanism and/or a handheld controllerMEDRAD INC·Filed 2001·Granted Aug 22, 2006·217 cites·19 claims
- 0299US6866654B2Pressure isolation mechanisms and fluid delivery systems including pressure isolation mechanismsMEDRAD INC·Filed 2002·Granted Mar 15, 2005·151 cites·9 claims
- 0398US7326186B2Injector system and fluid control device providing sharp bolus injectionMEDRAD INC·Filed 2004·Granted Feb 5, 2008·74 cites·19 claims
- 0496US9615755B2Method and apparatus for fractional flow reserve measurementsBAYER HEALTH CARE LLC·Filed 2016·Granted Apr 11, 2017·37 cites·26 claims
- 0596US8147464B2Drip chamber and fluid level sensing mechanism for a fluid delivery systemSPOHN MICHAEL A·Filed 2009·Granted Apr 3, 2012·142 cites·20 claims
- 0696US6471674B1Fluid delivery systems, injector systems and methods of fluid deliveryMEDRAD INC·Filed 2000·Granted Oct 29, 2002·282 cites·69 claims
- 0795US10583256B2Syringe with rolling diaphragmBAYER HEALTHCARE LLC·Filed 2015·Granted Mar 10, 2020·32 cites·20 claims
- 0895US7556619B2Fluid delivery system having a fluid level sensor and a fluid control device for isolating a patient from a pump deviceMEDRAD INC·Filed 2004·Granted Jul 7, 2009·98 cites·19 claims
- 0994US9314584B1Method and apparatus for fractional flow reserve measurementsRILEY MICHAEL A·Filed 2012·Granted Apr 19, 2016·80 cites·19 claims
- 1094US8747358B2Injector system with a manual control deviceTROMBLEY FREDERICK W III·Filed 2005·Granted Jun 10, 2014·40 cites·17 claims
- 1194US5256376AAgglutination detection apparatusMEDICAL LABORATORY AUTOMATION·Filed 1991·Granted Oct 26, 1993·239 cites·34 claims
- 1293US12048835B2Features for angiography syringeBAYER HEALTHCARE LLC·Filed 2021·Granted Jul 30, 2024·2 cites·15 claims
- 1391US8852147B2Fluid delivery system including a valve and a pressure transducerCALLAN GERALD W·Filed 2004·Granted Oct 7, 2014·36 cites·19 claims
- 1490US6699219B2Fluid delivery systems, injector systems and methods of fluid deliveryMEDRAD INC·Filed 2002·Granted Mar 2, 2004·149 cites·5 claims
- 1581US9808571B2High pressure sensor for use with a fluid delivery systemBAYER HEALTHCARE LLC·Filed 2016·Granted Nov 7, 2017·2 cites·20 claims
- 1681US6972001B2Fluid delivery system having pump systems, check valves and a removable patient interfaceMEDRAD INC·Filed 2004·Granted Dec 6, 2005·75 cites·20 claims
- 1777US9833559B2Pressure isolation mechanisms, method of use thereof and fluid delivery systems including pressure isolation mechanismsBAYER MEDICAL CARE INC·Filed 2014·Granted Dec 5, 2017·2 cites·16 claims
- 1875US7879008B2Control device for a fluid delivery systemMEDRAD INC·Filed 2005·Granted Feb 1, 2011·20 cites·39 claims
- 1975US2024374829A1Features for Angiography SyringeBAYER HEALTHCARE LLC·Filed 2024·Application pending·0 cites
- 2073USD545967SFluid delivery apparatusMEDRAD INC·Filed 2005·Granted Jul 3, 2007·20 cites·1 claims
- 2170US9764081B2Fluid path containing a pressure isolation valveBAYER HEALTHCARE LLC·Filed 2014·Granted Sep 19, 2017·1 cites·20 claims
- 2266US9486579B2High pressure sensor for use with a fluid delivery systemMEDRAD INC·Filed 2013·Granted Nov 8, 2016·2 cites·30 claims
- 2357US9931041B2Method and apparatus for fractional flow reserve measurementsBAYER HEALTH CARE LLC·Filed 2017·Granted Apr 3, 2018·0 cites·20 claims
- 2456US2018064866A1High pressure sensor for use with a fluid delivery systemBAYER HEALTHCARE LLC·Filed 2017·Application pending·0 cites
- 2554US11607489B2Injector state logic with hemodynamic monitoringBAYER HEALTHCARE LLC·Filed 2018·Granted Mar 21, 2023·0 cites·18 claims
- 2653US2023146744A1Fluid paths for angiography injector assemblyBAYER HEALTHCARE LLC·Filed 2021·Application pending·0 cites
- 2751US2008091142A1Injector system and fluid control device providing air purging and sharp bolus injectionMEDRAD INC·Filed 2007·Application pending·0 cites
- 2848US8808253B2Drip chamber and fluid level sensing mechanism for a fluid delivery systemSPOHN MICHAEL A·Filed 2012·Granted Aug 19, 2014·0 cites·5 claims
- 2947US2005230575A1Mobile fluid delivery system with detachable pedestalZELENSKI KAREN M·Filed 2004·Application pending·0 cites
- 3046US2021316065A1Syringe collar and frameBAYER HEALTHCARE LLC·Filed 2019·Application pending·0 cites
- 3144US10549043B2Syringe drip guardBAYER HEALTHCARE LLC·Filed 2015·Granted Feb 4, 2020·0 cites·6 claims
- 3243USD888226SFluid injectorBAYER HEALTHCARE LLC·Filed 2019·Granted Jun 23, 2020·3 cites·1 claims
- 3341US11013857B2Contrast heating system with in-line contrast warmerBAYER HEALTHCARE LLC·Filed 2017·Granted May 25, 2021·0 cites·15 claims
- 3441USD542911SFluid control moduleMEDRAD INC·Filed 2005·Granted May 15, 2007·4 cites·1 claims
- 3534USD536454SFluid injection apparatusMEDRAD INC·Filed 2005·Granted Feb 6, 2007·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →