Inventor · disambiguated record
Joel N. Helfer
Also filed as: HELFER JOEL · HELFER JOEL N · HELFER JOEL NORMAN
25 granted patents·6 pending applications·3,897 citations·filing 1978–2024
97Inventor score
Files withAMERICAN HOME PROD4JUST RIGHT SURGICAL LLC4BOLDER SURGICAL LLC3EASTMAN KODAK CO3CHESEBROUGH PONDS2
Top patents by PatentIndex Score
31 records- 0197US9039694B2RF generator system for surgical vessel sealingROSS DAVID·Filed 2011·Granted May 26, 2015·1k cites·21 claims
- 0297US8398673B2Surgical instrument for grasping and cutting tissueHINCHLIFFE PETER W J·Filed 2009·Granted Mar 19, 2013·1.4k cites·5 claims
- 0395US9144455B2Low power tissue sealing device and methodKENNEDY JENIFER·Filed 2011·Granted Sep 29, 2015·1k cites·19 claims
- 0495US4619271AElectronic thermometer with probe isolation chamberCHESEBROUGH PONDS·Filed 1984·Granted Oct 28, 1986·87 cites·6 claims
- 0594USD281011SMouthpiece for a spirometer deviceCHESEBROUGH PONDS·Filed 1982·Granted Oct 15, 1985·37 cites·1 claims
- 0690US10342599B2RF generator system for surgical vessel sealingJUST RIGHT SURGICAL LLC·Filed 2017·Granted Jul 9, 2019·5 cites·19 claims
- 0788US9265561B2Low power tissue sealing device and methodJUST RIGHT SURGICAL LLC·Filed 2015·Granted Feb 23, 2016·7 cites·30 claims
- 0886US9011466B2Bi-directional suture passerADAMS RAY·Filed 2010·Granted Apr 21, 2015·34 cites·28 claims
- 0984US10166064B2Low-power tissue sealing device and methodJUST RIGHT SURGICAL LLC·Filed 2016·Granted Jan 1, 2019·4 cites·42 claims
- 1084US2024366284A1Low-power tissue sealing device and methodBOLDER SURGICAL LLC·Filed 2024·Application pending·0 cites
- 1181US7734325B2Apparatus and method for multi-modal imagingCARESTREAM HEALTH INC·Filed 2005·Granted Jun 8, 2010·32 cites·10 claims
- 1280US11399884B2Low power tissue sealing device and methodBOLDER SURGICAL LLC·Filed 2018·Granted Aug 2, 2022·2 cites·8 claims
- 1379US11998260B2Low-power tissue sealing device and methodBOLDER SURGICAL LLC·Filed 2022·Granted Jun 4, 2024·0 cites·11 claims
- 1476US4325387ASealing apparatus for intrauterine pressure catheter and the likeAMERICAN HOME PROD·Filed 1979·Granted Apr 20, 1982·70 cites·9 claims
- 1566US9066744B2Surgical instrument for grasping and cutting tissueKALMANN MENNO·Filed 2013·Granted Jun 30, 2015·2 cites·14 claims
- 1666US6969455B1Electrophoresis frame for gel slabs with different thickness holder platesHELFER JOEL·Filed 2003·Granted Nov 29, 2005·14 cites·15 claims
- 1761US2020093532A1Rf generator system for surgical vessel sealingJUSTRIGHT SURGICAL LLC·Filed 2019·Application pending·0 cites
- 1860US6346707B1Electronic imaging system for autoradiographyEASTMAN KODAK CO·Filed 1998·Granted Feb 12, 2002·23 cites·6 claims
- 1958US4437467AApparatus for monitoring fetal heartbeat and the likeAMERICAN HOME PROD·Filed 1981·Granted Mar 20, 1984·48 cites·6 claims
- 2056US10716589B2Surgical instrument for grasping and cutting tissueTAKE5 ENDOTECH·Filed 2017·Granted Jul 21, 2020·0 cites·17 claims
- 2154US9649149B2RF generator system for surgical vessel sealingJUST RIGHT SURGICAL LLC·Filed 2015·Granted May 16, 2017·0 cites·19 claims
- 2252US2013138092A1Surgical instrument for grasping and cutting tissueHINCHLIFFE PETER W J·Filed 2013·Application pending·0 cites
- 2351US9801645B2Surgical instrument for grasping and cutting tissueTAKE5 ENDOTECH·Filed 2015·Granted Oct 31, 2017·0 cites·14 claims
- 2450US4179364ADiffusion device for bloodBAXTER TRAVENOL LAB·Filed 1978·Granted Dec 18, 1979·11 cites·8 claims
- 2549US5779869ALow fog electrophoresis deviceEASTMAN KODAK CO·Filed 1996·Granted Jul 14, 1998·13 cites·9 claims
- 2646US2011029050A1Intra-ventricular brain cooling catheterELEFTERIADES JOHN·Filed 2009·Application pending·0 cites
- 2745US4301806ARotating mechanism for introducing a fetal electrodeAMERICAN HOME PROD·Filed 1980·Granted Nov 24, 1981·20 cites·9 claims
- 2840US2011054258A1Foam port introducerO'KEEFE JONATHAN B·Filed 2010·Application pending·0 cites
- 2939US2011021877A1Surgical port and frangible introducer assemblyTYCO HEALTHCARE·Filed 2010·Application pending·0 cites
- 3032US5405520AConnectors for electrophoresis deviceEASTMAN KODAK CO·Filed 1994·Granted Apr 11, 1995·3 cites·6 claims
- 3126US4290425AInfant support boardAMERICAN HOME PROD·Filed 1979·Granted Sep 22, 1981·10 cites·7 claims
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