Inventor · disambiguated record
Jeffrey L. Helfer
Also filed as: HELFER JEFFREY L
44 granted patents·13 pending applications·5,168 citations·filing 1979–2012
99Inventor score
Files withBIOPHAN TECHNOLOGIES INC15EASTMAN KODAK CO13NANOSET LLC10CONNELLY PATRICK R3HELFER JEFFREY L3
Top patents by PatentIndex Score
57 records- 0199US7388378B2Magnetic resonance imaging interference immune deviceMEDTRONIC INC·Filed 2005·Granted Jun 17, 2008·132 cites·29 claims
- 0299US7015393B2Device and method for preventing magnetic-resonance imaging induced damageBIOPHAN TECHNOLOGIES INC·Filed 2004·Granted Mar 21, 2006·204 cites·20 claims
- 0398US7091412B2Magnetically shielded assemblyNANOSET LLC·Filed 2004·Granted Aug 15, 2006·1.1k cites·88 claims
- 0498US6875180B2Electromagnetic interference immune tissue invasive systemBIOPHAN TECHNOLOGIES INC·Filed 2002·Granted Apr 5, 2005·101 cites·45 claims
- 0598US6846985B2Magnetically shielded assemblyNANOSET LLC·Filed 2004·Granted Jan 25, 2005·123 cites·20 claims
- 0698US6844492B1Magnetically shielded conductorNANOSET LLC·Filed 2002·Granted Jan 18, 2005·134 cites·55 claims
- 0798US6757566B2Electromagnetic interference immune tissue invasive systemBIOPHAN TECHNOLOGIES INC·Filed 2002·Granted Jun 29, 2004·92 cites·31 claims
- 0897US7473843B2Magnetic resonance imaging coated assemblyBIOPHAN TECHNOLOGIES INC·Filed 2006·Granted Jan 6, 2009·50 cites·11 claims
- 0997US6819958B2Electromagnetic interference immune tissue invasive systemBIOPHAN TECHNOLOGIES INC·Filed 2002·Granted Nov 16, 2004·122 cites·19 claims
- 1096US6673999B1Magnetically shielded assemblyNANOSET LLC·Filed 2002·Granted Jan 6, 2004·276 cites·43 claims
- 1195US6971391B1Protective assemblyNANOSET LLC·Filed 2003·Granted Dec 6, 2005·248 cites·45 claims
- 1295US6845266B2Electromagnetic interference immune tissue invasive systemBIOPHAN TECHNOLOGIES INC·Filed 2002·Granted Jan 18, 2005·45 cites·58 claims
- 1395US6718203B2Electromagnetic interference immune tissue invasive systemBIOPHAN TECHNOLOGIES INC·Filed 2002·Granted Apr 6, 2004·165 cites·80 claims
- 1494US6713671B1Magnetically shielded assemblyNANOSET LLC·Filed 2002·Granted Mar 30, 2004·229 cites·32 claims
- 1594US4902624ATemperature cycling cuvetteEASTMAN KODAK CO·Filed 1988·Granted Feb 20, 1990·176 cites·26 claims
- 1693US7010357B2Electromagnetic interference immune tissue invasive systemBIOPHAN TECHNOLOGIES INC·Filed 2002·Granted Mar 7, 2006·38 cites·99 claims
- 1793US6925322B2Optical MRI catheter systemBIOPHAN TECHNOLOGIES INC·Filed 2002·Granted Aug 2, 2005·51 cites·42 claims
- 1893US6765144B1Magnetic resonance imaging coated assemblyNANOSET LLC·Filed 2003·Granted Jul 20, 2004·250 cites·51 claims
- 1991US7738942B2Device and method for preventing magnetic-resonance imaging induced damageMEDTRONIC INC·Filed 2004·Granted Jun 15, 2010·34 cites·54 claims
- 2091US6799069B2Electromagnetic interference immune tissue invasive systemBIOPHAN TECHNOLOGIES INC·Filed 2002·Granted Sep 28, 2004·94 cites·66 claims
- 2189US6980848B2Optical MRI catheter systemBIOPHAM TECHNOLOGIES INC·Filed 2005·Granted Dec 27, 2005·21 cites·22 claims
- 2289US6725092B2Electromagnetic radiation immune medical assist device adapterBIOPHAN TECHNOLOGIES INC·Filed 2002·Granted Apr 20, 2004·156 cites·21 claims
- 2388US7389137B2Optical MRI catheter systemBIOPHAN TECHNOLOGIES INC·Filed 2005·Granted Jun 17, 2008·14 cites·21 claims
- 2488US5197470ANear infrared diagnostic method and instrumentEASTMAN KODAK CO·Filed 1990·Granted Mar 30, 1993·435 cites·20 claims
- 2587US6930242B1Magnetically shielded conductorNANOSET LLC·Filed 2002·Granted Aug 16, 2005·93 cites·20 claims
- 2686US7162302B2Magnetically shielded assemblyNANOSET LLC·Filed 2004·Granted Jan 9, 2007·141 cites·69 claims
- 2786US5379087AProcessing apparatusEASTMAN KODAK CO·Filed 1993·Granted Jan 3, 1995·16 cites·44 claims
- 2886US4272482AMetering apparatusEASTMAN KODAK CO·Filed 1979·Granted Jun 9, 1981·38 cites·15 claims
- 2985US7494459B2Sensor-equipped and algorithm-controlled direct mechanical ventricular assist deviceBIOPHAN TECHNOLOGIES INC·Filed 2003·Granted Feb 24, 2009·100 cites·52 claims
- 3085US6980865B1Implantable shielded medical deviceNANOSET LLC·Filed 2002·Granted Dec 27, 2005·121 cites·18 claims
- 3184US5181329ADrying apparatusEASTMAN KODAK CO·Filed 1990·Granted Jan 26, 1993·15 cites·7 claims
- 3283US7013174B2Electromagnetic interference immune tissue invasive systemBIOPHAN TECHNOLOGIES INC·Filed 2002·Granted Mar 14, 2006·47 cites·30 claims
- 3378US4647419AMethod and apparatus for producing a flash free pipetteEASTMAN KODAK CO·Filed 1985·Granted Mar 3, 1987·51 cites·3 claims
- 3471US8105793B2Process for in vivo treatment of specific biological targets in bodily fluidsCONNELLY PATRICK R·Filed 2008·Granted Jan 31, 2012·1 cites·19 claims
- 3571US7344559B2Electromagnetic radiation transparent device and method of making thereofBIOPHAN TECHNOLOGIES INC·Filed 2004·Granted Mar 18, 2008·50 cites·126 claims
- 3668US5136323AApparatus for enhancing heat and mass transfer in a fluid mediumEASTMAN KODAK CO·Filed 1990·Granted Aug 4, 1992·6 cites·23 claims
- 3768US4857054APerfusion angioplasty catheter with pump assistEASTMAN KODAK CO·Filed 1988·Granted Aug 15, 1989·104 cites·11 claims
- 3867US8323768B2Device and method for preventing magnetic-resonance imaging induced damageCONNELLY PATRICK R·Filed 2004·Granted Dec 4, 2012·9 cites·11 claims
- 3960US4810653ACuvette with non-flexing thermally conductive wallEASTMAN KODAK CO·Filed 1987·Granted Mar 7, 1989·43 cites·3 claims
- 4057US2004191246A1Process for in vivo treatment of specific biological targets in bodily fluidFiled 2004·Application pending·0 cites
- 4155US8507212B2Process for in vivo treatment of specific biological targets in bodily fluidsCONNELLY PATRICK R·Filed 2012·Granted Aug 13, 2013·0 cites·16 claims
- 4252US5341189APhotosensitive material processorEASTMAN KODAK CO·Filed 1993·Granted Aug 23, 1994·3 cites·34 claims
- 4352US5150955ADrying apparatusEASTMAN KODAK CO·Filed 1991·Granted Sep 29, 1992·3 cites·17 claims
- 4448US2005178584A1Coated stent and MR imaging thereofFiled 2005·Application pending·0 cites
- 4547US2006142634A1Sensor-equipped and algorithm controlled direct mechanical ventricular assist deviceADVANCED RESUSCITATION LLC·Filed 2006·Application pending·0 cites
- 4647US2006211909A1Method and apparatus for direct mechanical ventricular actuation with favorable conditioning and minimal heart stressADVANCED RESUSCITATION LLC·Filed 2005·Application pending·0 cites
- 4746US2005234289A1Therapeutic agent delivery apparatus with direct mechanical ventricular assistance capabilityANSTADT MARK P·Filed 2005·Application pending·0 cites
- 4843US5315338AApparatus for enhancing heat and mass transfer in a fluid mediumEASTMAN KODAK CO·Filed 1992·Granted May 24, 1994·2 cites·8 claims
- 4943US2006140867A1Coated stent assembly and coating materialsHELFER JEFFREY L·Filed 2005·Application pending·0 cites
- 5042US2005247472A1Magnetically shielded conductorHELFER JEFFREY L·Filed 2005·Application pending·0 cites
Showing the top 50 of 57 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →