Inventor · disambiguated record
Randolph F. Lehn
Also filed as: LEHN RANDOLPH · LEHN RANDOLPH F
39 granted patents·4 pending applications·69,539 citations·filing 1993–2019
99Inventor score
Technology areasA61B
Files withTYCO HEALTHCARE10UNITED STATES SURGICAL CORP10COVIDIEN LP9MILLIMAN KEITH L8EHRENFELS KARL H3
Top patents by PatentIndex Score
43 records- 0199US9566067B2Surgical stapling apparatus including sensing mechanismCOVIDIEN LP·Filed 2015·Granted Feb 14, 2017·1k cites·16 claims
- 0299US9402629B2Surgical fastener applying apparatusCOVIDIEN LP·Filed 2013·Granted Aug 2, 2016·1.2k cites·9 claims
- 0399US9027817B2Surgical stapling apparatus including sensing mechanismCOVIDIEN LP·Filed 2014·Granted May 12, 2015·1.6k cites·14 claims
- 0499US8939343B2Surgical stapling apparatus including a drive beamCOVIDIEN LP·Filed 2013·Granted Jan 27, 2015·1.4k cites·20 claims
- 0599US8636766B2Surgical stapling apparatus including sensing mechanismCOVIDIEN LP·Filed 2012·Granted Jan 28, 2014·1.7k cites·10 claims
- 0699US8342377B2Surgical stapling apparatusCOVIDIEN LP·Filed 2012·Granted Jan 1, 2013·1.6k cites·11 claims
- 0799US8292152B2Surgical stapling apparatusMILLIMAN KEITH L·Filed 2012·Granted Oct 23, 2012·1.6k cites·17 claims
- 0899US8256656B2Surgical stapling apparatusMILLIMAN KEITH L·Filed 2011·Granted Sep 4, 2012·1.7k cites·10 claims
- 0999US8210416B2Surgical stapling apparatusMILLIMAN KEITH L·Filed 2011·Granted Jul 3, 2012·1.8k cites·14 claims
- 1099US8087563B2Surgical stapling apparatusMILLIMAN KEITH L·Filed 2011·Granted Jan 3, 2012·1.6k cites·14 claims
- 1199US8083118B2Surgical stapling apparatusMILLIMAN KEITH L·Filed 2009·Granted Dec 27, 2011·1.9k cites·16 claims
- 1299US8070033B2Surgical stapling apparatusMILLIMAN KEITH L·Filed 2010·Granted Dec 6, 2011·1.6k cites·27 claims
- 1399US7942300B2Surgical fastener applying apparatusTYCO HEALTHCARE·Filed 2008·Granted May 17, 2011·1.1k cites·23 claims
- 1499US7721933B2Surgical fastener applying apparatusTYCO HEALTHCARE·Filed 2008·Granted May 25, 2010·1.8k cites·9 claims
- 1599US7631793B2Surgical fastener applying apparatusTYCO HEALTHCARE·Filed 2007·Granted Dec 15, 2009·2.3k cites·5 claims
- 1699US7631794B2Surgical fastener applying apparatusTYCO HEALTHCARE·Filed 2008·Granted Dec 15, 2009·1.8k cites·15 claims
- 1799US7568604B2Surgical fastener applying apparatusTYCO HEALTHCARE·Filed 2008·Granted Aug 4, 2009·2.2k cites·33 claims
- 1899US7565993B2Surgical stapling apparatusMILLIMAN KEITH L·Filed 2007·Granted Jul 28, 2009·2.2k cites·14 claims
- 1999US7419081B2Surgical fastener applying apparatusTYCO HEALTHCARE·Filed 2007·Granted Sep 2, 2008·1.8k cites·8 claims
- 2099US7334717B2Surgical fastener applying apparatusTYCO HEALTHCARE·Filed 2003·Granted Feb 26, 2008·2.4k cites·15 claims
- 2199US7303107B2Surgical stapling apparatusUNITED STATES SURGICAL CORP·Filed 2006·Granted Dec 4, 2007·2.3k cites·5 claims
- 2299US7293685B2Surgical fastener applying apparatusTYCO HEALTHCARE·Filed 2006·Granted Nov 13, 2007·1.8k cites·4 claims
- 2399US7140527B2Surgical fastener applying apparatusTYCO HEALTHCARE·Filed 2005·Granted Nov 28, 2006·2.2k cites·10 claims
- 2499US7055730B2Surgical fastener applying apparatusTYCO HEALTHCARE·Filed 2001·Granted Jun 6, 2006·2.3k cites·46 claims
- 2599US5865361ASurgical stapling apparatusUNITED STATES SURGICAL CORP·Filed 1997·Granted Feb 2, 1999·3.9k cites·4 claims
- 2698US10959729B2Surgical fastener applying apparatusCOVIDIEN LP·Filed 2019·Granted Mar 30, 2021·141 cites·17 claims
- 2798US10231733B2Surgical fastener applying apparatusCOVIDIEN LP·Filed 2016·Granted Mar 19, 2019·295 cites·10 claims
- 2898US8505801B2Surgical fastener applying apparatusEHRENFELS KARL H·Filed 2011·Granted Aug 13, 2013·1.3k cites·16 claims
- 2998US8074861B2Surgical fastener applying apparatusEHRENFELS KARL H·Filed 2009·Granted Dec 13, 2011·1.3k cites·9 claims
- 3098US6953139B2Surgical stapling apparatusUNITED STATES SURGICAL CORP·Filed 2004·Granted Oct 11, 2005·2.6k cites·21 claims
- 3198US6669073B2Surgical stapling apparatusUNITED STATES SURGICAL CORP·Filed 2001·Granted Dec 30, 2003·2.5k cites·8 claims
- 3298US6330965B1Surgical stapling apparatusUNITED STATES SURGICAL CORP·Filed 2000·Granted Dec 18, 2001·2.9k cites·9 claims
- 3398US6241139B1Surgical stapling apparatusFiled 2000·Granted Jun 5, 2001·3.3k cites·5 claims
- 3498US6079606ASurgical stapling apparatusUNITED STATES SURGICAL CORP·Filed 1998·Granted Jun 27, 2000·2.7k cites·9 claims
- 3598US5560530AGraduated anvil for surgical stapling instrumentsUNITED STATES SURGICAL CORP·Filed 1995·Granted Oct 1, 1996·2.2k cites·12 claims
- 3698US5431322ASelf contained gas powered surgical apparatusUNITED STATES SURGICAL CORP·Filed 1993·Granted Jul 11, 1995·2.1k cites·39 claims
- 3797US8091754B2Surgical fastener applying apparatusEHRENFELS KARL H·Filed 2010·Granted Jan 10, 2012·346 cites·28 claims
- 3889US5554164ACurved knife for linear staplersUNITED STATES SURGICAL CORP·Filed 1995·Granted Sep 10, 1996·519 cites·18 claims
- 3982US6436054B1Biopsy systemUNITED STATES SURGICAL CORP·Filed 1999·Granted Aug 20, 2002·315 cites·20 claims
- 4066US2017112498A1Surgical stapling apparatus including sensing mechanismCOVIDIEN LP·Filed 2017·Application pending·0 cites
- 4154US2006049229A1Surgical stapling apparatusMILLIMAN KEITH L·Filed 2005·Application pending·0 cites
- 4246US2004108357A1Surgical stapling apparatusFiled 2003·Application pending·0 cites
- 4336US2011295282A1Fastener and drive method for soft tissue repairGLICK JONATHAN P·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →