Inventor · disambiguated record
Randy R. Stephens
Also filed as: STEPHENS RANDY R
36 granted patents·4 pending applications·6,049 citations·filing 1983–2014
99Inventor score
Files withETHICON ENDO SURGERY INC15ETHICON INC13SMITHS MEDICAL ASD INC3DEVICOR MEDICAL PRODUCTS INC2NESBITT MATTHEW T2
Top patents by PatentIndex Score
40 records- 0197US7648466B2Manually rotatable piercerETHICON ENDO SURGERY INC·Filed 2007·Granted Jan 19, 2010·258 cites·37 claims
- 0297US7442171B2Remote thumbwheel for a surgical biopsy deviceETHICON ENDO SURGERY INC·Filed 2006·Granted Oct 28, 2008·304 cites·17 claims
- 0395US7959613B2Catheter introducer assembly having safety shielded needleSMITHS MEDICAL ASD INC·Filed 2007·Granted Jun 14, 2011·90 cites·26 claims
- 0495US6620111B2Surgical biopsy device having automatic rotation of the probe for taking multiple samplesETHICON ENDO SURGERY INC·Filed 2001·Granted Sep 16, 2003·1.3k cites·13 claims
- 0595US5197955AUniversal seal for trocar assemblyETHICON INC·Filed 1991·Granted Mar 30, 1993·536 cites·26 claims
- 0694US7837632B2Biopsy device tissue port adjustmentDEVICOR MEDICAL PRODUCTS INC·Filed 2008·Granted Nov 23, 2010·87 cites·7 claims
- 0794USD338270SAdjustable trocar stabilizing collarETHICON INC·Filed 1991·Granted Aug 10, 1993·52 cites·1 claims
- 0893US5350364AUniversal seal for trocar assemblyETHICON INC·Filed 1993·Granted Sep 27, 1994·356 cites·9 claims
- 0992US6663592B2Catheter introducer assembly having safety shielded needleMEDEX INC·Filed 2001·Granted Dec 16, 2003·161 cites·29 claims
- 1089US7153274B2Remote thumbwheel for a surgical biopsy deviceETHICON ENDO SURGERY INC·Filed 2003·Granted Dec 26, 2006·150 cites·20 claims
- 1188US5256149ATrocar having transparent cannula and method of usingETHICON INC·Filed 1992·Granted Oct 26, 1993·386 cites·48 claims
- 1287US7303548B2Catheter introducer assembly having safety shielded needleSMITHS MEDICAL ASD INC·Filed 2003·Granted Dec 4, 2007·101 cites·37 claims
- 1387US6730044B2Firing mechanism for use in a surgical biopsy deviceETHICON ENDO SURGERY INC·Filed 2001·Granted May 4, 2004·192 cites·9 claims
- 1486US5314417ASafety trocarETHICON INC·Filed 1992·Granted May 24, 1994·384 cites·8 claims
- 1585US6656133B2Transmission assembly for a surgical biopsy deviceETHICON ENDO SURGERY INC·Filed 2001·Granted Dec 2, 2003·156 cites·5 claims
- 1683US5545142ASeal members for surgical trocarsETHICON INC·Filed 1993·Granted Aug 13, 1996·211 cites·19 claims
- 1775US8852121B2Biopsy device with strainerSTEPHENS RANDY R·Filed 2012·Granted Oct 7, 2014·5 cites·19 claims
- 1875US7108660B2Surgical biopsy device having automatic rotation of the probe for taking multiple samplesETHICON ENDO SURGERY INC·Filed 2003·Granted Sep 19, 2006·83 cites·12 claims
- 1975US5531758ASliding reducer seal for surgical trocarETHICON ENDO SURGERY INC·Filed 1994·Granted Jul 2, 1996·179 cites·14 claims
- 2074US8028704B2Endoscopic bite block for use with cannulaETHICON ENDO SURGERY INC·Filed 2008·Granted Oct 4, 2011·12 cites·17 claims
- 2173US5209736ATrocar method and apparatusETHICON INC·Filed 1991·Granted May 11, 1993·149 cites·17 claims
- 2270US8257275B2Biopsy device with strainerSTEPHENS RANDY R·Filed 2010·Granted Sep 4, 2012·3 cites·19 claims
- 2370US6602203B2Remote thumbwheel for a surgical biopsy deviceETHICON ENDO SURGERY INC·Filed 2001·Granted Aug 5, 2003·30 cites·2 claims
- 2469US5609604ATrocar with improved blade attachmentETHICON ENDO SURGERY INC·Filed 1995·Granted Mar 11, 1997·162 cites·15 claims
- 2568USD274929SCombined water treatment and storage unitWATER REFINING CO·Filed 1983·Granted Jul 31, 1984·10 cites·1 claims
- 2667US5709671ATrocar having an improved tip configurationETHICON ENDO SURGERY INC·Filed 1995·Granted Jan 20, 1998·128 cites·13 claims
- 2766US5522833ARetractable obturator for a trocarETHICON ENDO SURGERY INC·Filed 1994·Granted Jun 4, 1996·112 cites·8 claims
- 2864US5776112ATrocar having an improved tip configurationETHICON ENDO SURGERY INC·Filed 1997·Granted Jul 7, 1998·105 cites·8 claims
- 2962US5690663ASafety trocarETHICON ENDO SURGERY INC·Filed 1996·Granted Nov 25, 1997·106 cites·4 claims
- 3059US9949725B2Biopsy device with strainerDEVICOR MEDICAL PRODUCTS INC·Filed 2014·Granted Apr 24, 2018·0 cites·17 claims
- 3154US5338307AAdaptor cap for trocar assemblyETHICON INC·Filed 1993·Granted Aug 16, 1994·61 cites·11 claims
- 3252US2009177146A1Apparatus and methods for controlling and automating fluid infusion activitiesNESBITT MATTHEW T·Filed 2009·Application pending·0 cites
- 3351US5161725ARotating head skin staplerETHICON INC·Filed 1991·Granted Nov 10, 1992·56 cites·16 claims
- 3449US5607397AAdaptor cap and trocar assemblyETHICON INC·Filed 1994·Granted Mar 4, 1997·45 cites·14 claims
- 3549US2011208124A1Catheter introducer assembly having safety shielded syringeSMITHS MEDICAL ASD INC·Filed 2011·Application pending·0 cites
- 3648US2007060874A1Apparatus and methods for controlling and automating fluid infusion activitiesNESBITT MATTHEW T·Filed 2006·Application pending·0 cites
- 3743US2004158173A1Transmission assembly for a surgical biopsy deviceFiled 2003·Application pending·0 cites
- 3840USD335536SReducer cap for a safety trocarETHICON INC·Filed 1990·Granted May 11, 1993·3 cites·1 claims
- 3936US5330087ARotating head skin staplerETHICON INC·Filed 1993·Granted Jul 19, 1994·15 cites·2 claims
- 4034US5240164ARotating head skin staplerETHICON INC·Filed 1992·Granted Aug 31, 1993·12 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →