Inventor · disambiguated record
Keith Ratcliff
Also filed as: RATCLIFF KEITH
76 granted patents·4 pending applications·87,208 citations·filing 1987–2013
99Inventor score
Top patents by PatentIndex Score
80 records- 0199US7464848B2Surgical stapling apparatusUNITED STATES SURGICAL CORP·Filed 2007·Granted Dec 16, 2008·1.2k cites·15 claims
- 0299US7296724B2Surgical stapling apparatusUNITED STATES SURGICAL CORP·Filed 2005·Granted Nov 20, 2007·2.3k cites·13 claims
- 0399US6877647B2Surgical stapling apparatusUNITED STATES SURGICAL CORP·Filed 2003·Granted Apr 12, 2005·2.6k cites·10 claims
- 0499US6827712B2Robotic arm DLUs for performing surgical tasksUNITED STATES SURGICAL CORP·Filed 2001·Granted Dec 7, 2004·2k cites·4 claims
- 0599US6619529B2Surgical stapling apparatusUNITED STATES SURGICAL CORP·Filed 2002·Granted Sep 16, 2003·2.6k cites·12 claims
- 0699US6250532B1Surgical stapling apparatusUNITED STATES SURGICAL CORP·Filed 2000·Granted Jun 26, 2001·2.8k cites·29 claims
- 0799US6231565B1Robotic arm DLUs for performing surgical tasksUNITED STATES SURGICAL CORP·Filed 1998·Granted May 15, 2001·3.1k cites·14 claims
- 0899US5636780ASelf contained gas powered surgical apparatusUNITED STATES SURGICAL CORP·Filed 1996·Granted Jun 10, 1997·2.4k cites·5 claims
- 0999US5482197AArticulating surgical cartridge assemblyUNITED STATES SURGICAL CORP·Filed 1994·Granted Jan 9, 1996·2.5k cites·7 claims
- 1099US5456401ASurgical apparatus having articulation mechanismUNITED STATES SURGICAL CORP·Filed 1994·Granted Oct 10, 1995·2.2k cites·11 claims
- 1199US5425745AApparatus and method for placing staples in laparoscopic or endoscopic proceduresUNITED STATES SURGICAL CORP·Filed 1993·Granted Jun 20, 1995·2.6k cites·8 claims
- 1299US5392979ASurgical stapler apparatusUNITED STATES SURGICAL CORP·Filed 1993·Granted Feb 28, 1995·2.4k cites·27 claims
- 1399US5326013ASelf contained gas powered surgical apparatusUNITED STATES SURGICAL CORP·Filed 1992·Granted Jul 5, 1994·2.8k cites·38 claims
- 1499US5318221AApparatus and method for placing staples in laparoscopic or endoscopic proceduresUNITED STATES SURGICAL CORP·Filed 1992·Granted Jun 7, 1994·2.7k cites·21 claims
- 1599US5100420AApparatus and method for applying surgical clips in laparoscopic or endoscopic proceduresUNITED STATES SURGICAL CORP·Filed 1989·Granted Mar 31, 1992·2.1k cites·16 claims
- 1699US5084057AApparatus and method for applying surgical clips in laparoscopic or endoscopic proceduresUNITED STATES SURGICAL CORP·Filed 1990·Granted Jan 28, 1992·3.3k cites·36 claims
- 1799US5062563AFascia staplerUNITED STATES SURGICAL CORP·Filed 1989·Granted Nov 5, 1991·1.7k cites·42 claims
- 1899US5040715AApparatus and method for placing staples in laparoscopic or endoscopic proceduresUNITED STATES SURGICAL CORP·Filed 1989·Granted Aug 20, 1991·3.1k cites·40 claims
- 1998US7861907B2Surgical stapling apparatusTYCO HEALTHCARE·Filed 2008·Granted Jan 4, 2011·339 cites·15 claims
- 2098US7543731B2Surgical stapling apparatusUNITED STATES SURGICAL CORP·Filed 2008·Granted Jun 9, 2009·377 cites·10 claims
- 2198US6644532B2Surgical stapling apparatusUS SURTICAL CORP·Filed 2001·Granted Nov 11, 2003·2.8k cites·9 claims
- 2298US5706997AApparatus for applying surgical fastenersUNITED STATES SURGICAL CORP·Filed 1995·Granted Jan 13, 1998·2.3k cites·35 claims
- 2398US5554169AMethod for placing staples in laparoscopic or endoscopic proceduresUNITED STATES SURGICAL CORP·Filed 1995·Granted Sep 10, 1996·2.3k cites·2 claims
- 2498US5509596AApparatus for applying surgical fastenersUNITED STATES SURGICAL CORP·Filed 1994·Granted Apr 23, 1996·1.9k cites·45 claims
- 2598US5507754AApparatus and method for applying and adjusting an anchoring deviceUNITED STATES SURGICAL CORP·Filed 1993·Granted Apr 16, 1996·1.1k cites·14 claims
- 2698US5476206AApparatus and method for placing staples in laparoscopic or endoscopic proceduresUNITED STATES SURGICAL CORP·Filed 1994·Granted Dec 19, 1995·2.1k cites·13 claims
- 2798US5431322ASelf contained gas powered surgical apparatusUNITED STATES SURGICAL CORP·Filed 1993·Granted Jul 11, 1995·2.1k cites·39 claims
- 2898US5413268AApparatus and method for placing stables in laparoscopic or endoscopic proceduresUNITED STATES SURGICAL CORP·Filed 1993·Granted May 9, 1995·2.2k cites·47 claims
- 2998US5383881ASafety device for use with endoscopic instrumentationUNITED STATES SURGICAL CORP·Filed 1993·Granted Jan 24, 1995·1.8k cites·1 claims
- 3098US5358506AApproximating apparatus for surgical jaw structureUNITED STATES SURGICAL CORP·Filed 1993·Granted Oct 25, 1994·2.1k cites·15 claims
- 3198US5336232AApproximating apparatus for surgical jaw structure and method of using the sameUNITED STATES SURGICAL CORP·Filed 1993·Granted Aug 9, 1994·2.1k cites·15 claims
- 3297US7179267B2Apparatus and method for performing a bypass procedure in a digestive systemTYCO HEALTHCARE·Filed 2002·Granted Feb 20, 2007·2k cites·45 claims
- 3397US5562690AApparatus and method for performing compressional anastomosesUNITED STATES SURGICAL CORP·Filed 1993·Granted Oct 8, 1996·1.6k cites·25 claims
- 3497US5119983ASurgical stapler apparatusUNITED STATES SURGICAL CORP·Filed 1987·Granted Jun 9, 1992·835 cites·52 claims
- 3596US8512318B2Robotic arms DLUs for performing surgical tasksTOVEY H JONATHAN·Filed 2011·Granted Aug 20, 2013·252 cites·24 claims
- 3696US7891533B2Surgical stapling apparatusTYCO HEALTHCARE·Filed 2008·Granted Feb 22, 2011·352 cites·20 claims
- 3796US6676685B2Arterial hole closure apparatusTYCO HEALTHCARE·Filed 2001·Granted Jan 13, 2004·432 cites·25 claims
- 3896US6248124B1Arterial hole closure apparatusTYCO HEALTHCARE GROUP·Filed 2000·Granted Jun 19, 2001·521 cites·9 claims
- 3996US5878937AApparatus for applying surgical fastenersUNITED STATES SURGICAL CORP·Filed 1997·Granted Mar 9, 1999·1.8k cites·39 claims
- 4096US5599279ASurgical instruments and method useful for endoscopic spinal proceduresSLOTMAN GUS J·Filed 1996·Granted Feb 4, 1997·1.9k cites·12 claims
- 4196US5158222ASurgical stapler apparatusUNITED STATES SURGICAL CORP·Filed 1991·Granted Oct 27, 1992·1.1k cites·27 claims
- 4295US7901416B2Apparatus and method for performing a bypass procedure in a digestive systemTYCO HEALTHCARE·Filed 2006·Granted Mar 8, 2011·320 cites·14 claims
- 4395US6676671B2Stapling apparatus and method for heart valve replacementUS SURGICAL·Filed 2001·Granted Jan 13, 2004·524 cites·8 claims
- 4495US5562689AApparatus and method for applying and adjusting an anchoring deviceUNITED STATES SURGICAL CORP·Filed 1995·Granted Oct 8, 1996·764 cites·11 claims
- 4594US5833698AAnastomosis instrument and methodUNITED STATES SURGICAL CORP·Filed 1996·Granted Nov 10, 1998·688 cites·38 claims
- 4692US6203553B1Stapling apparatus and method for heart valve replacementUS SURGICAL·Filed 1999·Granted Mar 20, 2001·537 cites·19 claims
- 4792US5549617AApparatus and method for applying and adjusting an anchoring deviceUNITED STATES SURGICAL CORP·Filed 1995·Granted Aug 27, 1996·537 cites·27 claims
- 4891US7572266B2Clip applier tool having a discharge configurationYOUNG WAYNE P·Filed 2004·Granted Aug 11, 2009·398 cites·26 claims
- 4990US6537212B2Surgical retractorUNITED STATES SURGICAL CORP·Filed 2001·Granted Mar 25, 2003·113 cites·6 claims
- 5090US5709697AApparatus and method for removing tissueUNITED STATES SURGICAL CORP·Filed 1995·Granted Jan 20, 1998·534 cites·30 claims
Showing the top 50 of 80 patent records by PatentIndex Score.
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