RS

Randy R. Stephens

Johnson & Johnson: 28 patents #281 of 7,810Top 4%
DP Devicor Medical Products: 4 patents #64 of 164Top 40%
SA Smiths Medical Asd: 2 patents #117 of 242Top 50%
ME Medex: 1 patents #25 of 66Top 40%
WR Water Refining: 1 patents #8 of 8Top 100%
Overall (All Time): #94,395 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 25 most recent of 36 patents

Patent #TitleCo-InventorsDate
9949725 Biopsy device with strainer William A. Garrison 2018-04-24
8852121 Biopsy device with strainer William A. Garrison 2014-10-07
8257275 Biopsy device with strainer William A. Garrison 2012-09-04
8028704 Endoscopic bite block for use with cannula Donald L. Reynolds, II, Richard W. Flaker 2011-10-04
7959613 Catheter introducer assembly having safety shielded needle Edward A. Rhad, Mark Tsonton, Malcolm L. Russelburg 2011-06-14
7837632 Biopsy device tissue port adjustment William A. Garrison 2010-11-23
7648466 Manually rotatable piercer William A. Garrison 2010-01-19
7442171 Remote thumbwheel for a surgical biopsy device William A. Garrison 2008-10-28
7303548 Catheter introducer assembly having safety shielded needle Edward A. Rhad, Mark Tsonton, Malcolm L. Russelburg 2007-12-04
7153274 Remote thumbwheel for a surgical biopsy device William A. Garrison 2006-12-26
7108660 Surgical biopsy device having automatic rotation of the probe for taking multiple samples John Kretchman, Mark Hileman 2006-09-19
6730044 Firing mechanism for use in a surgical biopsy device William A. Garrison 2004-05-04
6663592 Catheter introducer assembly having safety shielded needle Edward A. Rhad, Mark Tsonton, Malcolm L. Russelburg 2003-12-16
6656133 Transmission assembly for a surgical biopsy device James W. Voegele, Craig Forester, William A. Garrison, Michael E. Boehm, Anil K. Nalagatla 2003-12-02
6620111 Surgical biopsy device having automatic rotation of the probe for taking multiple samples John Kretchman, Mark Hileman, Douglas N. Ladd 2003-09-16
6602203 Remote thumbwheel for a surgical biopsy device William A. Garrison 2003-08-05
5776112 Trocar having an improved tip configuration Steven G. Yapp, Salvatore Privitera, Richard F. Schwemberger, Darrel M. Powell 1998-07-07
5709671 Trocar having an improved tip configuration Steven G. Yapp, Salvatore Privitera, Richard F. Schwemberger, Darrel M. Powell 1998-01-20
5690663 Safety trocar 1997-11-25
5609604 Trocar with improved blade attachment Richard F. Schwemberger, Darrel M. Powell, Salvatore Privitera 1997-03-11
5607397 Adaptor cap and trocar assembly Renato Roxas, Gregory Groenke 1997-03-04
5545142 Seal members for surgical trocars Michael S. Banik, Leslie R. Ashmore, C. Daniel Rowe, George E. Selecman 1996-08-13
5531758 Sliding reducer seal for surgical trocar Robert Charles Uschold, Jeffrey T. Mauch, Richard C. Smith, Kevin L. Houser 1996-07-02
5522833 Retractable obturator for a trocar James W. Voegele, Richard C. Smith 1996-06-04
5350364 Universal seal for trocar assembly John Collins, Robert Farra, Dean M. Pichon 1994-09-27