Inventor · disambiguated record
Robert L. Assell
Also filed as: AINSWORTH STEPHEN D · ASSELL ROBERT · ASSELL ROBERT H · ASSELL ROBERT L
79 granted patents·19 pending applications·7,571 citations·filing 1983–2023
99Inventor score
Top patents by PatentIndex Score
98 records- 0198US6921403B2Method and apparatus for spinal distraction and fusionTRANS1 INC·Filed 2002·Granted Jul 26, 2005·571 cites·77 claims
- 0297US7799033B2Access kits for enabling axial access and procedures in the spineTRANS1 INC·Filed 2007·Granted Sep 21, 2010·164 cites·12 claims
- 0397US6022376APercutaneous prosthetic spinal disc nucleus and method of manufactureRAYMEDICA INC·Filed 1998·Granted Feb 8, 2000·1k cites·26 claims
- 0497US5824093AProsthetic spinal disc nucleusRAYMEDICA INC·Filed 1997·Granted Oct 20, 1998·889 cites·14 claims
- 0596US7799032B2Guide pin introducer for guiding instrumentation through soft tissue to a point on the spineTRANS1 INC·Filed 2007·Granted Sep 21, 2010·118 cites·6 claims
- 0696US7763025B2Spinal fusion kit for guiding instrumentation through soft tissue to a point on the spineTRANS1 INC·Filed 2007·Granted Jul 27, 2010·157 cites·12 claims
- 0796US6132465ATapered prosthetic spinal disc nucleusRAYMEDICA INC·Filed 1998·Granted Oct 17, 2000·710 cites·29 claims
- 0895US11696771B2Bone fusion systemFORTUS MEDICAL INC·Filed 2021·Granted Jul 11, 2023·5 cites·14 claims
- 0995US9662124B2Sacroiliac fusion systemZYGA TECH INC·Filed 2015·Granted May 30, 2017·67 cites·21 claims
- 1095US9345488B2Method of cutting tissueZYGA TECHNOLOGY INC·Filed 2015·Granted May 24, 2016·59 cites·23 claims
- 1195US8348950B2Sacroiliac fusion systemZYGA TECHNOLOGY INC·Filed 2010·Granted Jan 8, 2013·150 cites·14 claims
- 1295US7601171B2Spinal motion preservation assembliesTRANS1 INC·Filed 2005·Granted Oct 13, 2009·101 cites·22 claims
- 1394US9314277B2Systems and methods for facet joint treatmentZYGA TECHNOLOGY INC·Filed 2013·Granted Apr 19, 2016·55 cites·10 claims
- 1494US9161763B2Sacroiliac fusion systemASSELL ROBERT L·Filed 2012·Granted Oct 20, 2015·71 cites·18 claims
- 1594US9149283B2Sacroiliac fusion systemZYGA TECHNOLOGY INC·Filed 2013·Granted Oct 6, 2015·69 cites·31 claims
- 1694US9017389B2Methods for facet joint treatmentZYGA TECHNOLOGY INC·Filed 2013·Granted Apr 28, 2015·53 cites·12 claims
- 1794US7914535B2Method and apparatus for manipulating material in the spineTRANS1 INC·Filed 2009·Granted Mar 29, 2011·60 cites·20 claims
- 1894US7491236B2Dual anchor prosthetic nucleus apparatusTRANS1 INC·Filed 2004·Granted Feb 17, 2009·180 cites·20 claims
- 1994US6113639ATrial implant and trial implant kit for evaluating an intradiscal spaceRAYMEDICA INC·Filed 1999·Granted Sep 5, 2000·516 cites·40 claims
- 2093US11337710B2Bone fragment and tissue harvesting systemFORTUS MEDICAL INC·Filed 2020·Granted May 24, 2022·4 cites·6 claims
- 2193US9713478B2Method of performing sacroiliac fusionZYGA TECH INC·Filed 2015·Granted Jul 25, 2017·21 cites·25 claims
- 2293US8394125B2Systems and methods for facet joint treatmentASSELL ROBERT·Filed 2009·Granted Mar 12, 2013·77 cites·18 claims
- 2393US8343189B2Method and apparatus for facet joint stabilizationZYGA TECHNOLOGY INC·Filed 2008·Granted Jan 1, 2013·79 cites·14 claims
- 2493US7776068B2Spinal motion preservation assembliesTRANS1 INC·Filed 2006·Granted Aug 17, 2010·90 cites·28 claims
- 2593US7608077B2Method and apparatus for spinal distraction and fusionTRANS1 INC·Filed 2005·Granted Oct 27, 2009·104 cites·25 claims
- 2693US7588574B2Kits for enabling axial access and procedures in the spineTRANS1 INC·Filed 2004·Granted Sep 15, 2009·166 cites·17 claims
- 2793US7473256B2Method and apparatus for spinal distractionTRANS1 INC·Filed 2004·Granted Jan 6, 2009·181 cites·39 claims
- 2892US7500977B2Method and apparatus for manipulating material in the spineTRANS1 INC·Filed 2004·Granted Mar 10, 2009·159 cites·22 claims
- 2991US9233006B2Systems and methods for facet joint treatmentZYGA TECHNOLOGY INC·Filed 2012·Granted Jan 12, 2016·51 cites·14 claims
- 3091US9101371B2Method of repairing sacroiliac fusionZYGA TECHNOLOGY INC·Filed 2013·Granted Aug 11, 2015·32 cites·43 claims
- 3191US8961613B2Low friction resurfacing implantZYGA TECHNOLOGY INC·Filed 2012·Granted Feb 24, 2015·50 cites·14 claims
- 3291US7938836B2Driver assembly for simultaneous axial delivery of spinal implantsTRANS1 INC·Filed 2005·Granted May 10, 2011·57 cites·35 claims
- 3391US7662173B2Spinal mobility preservation apparatusTRANSL INC·Filed 2004·Granted Feb 16, 2010·141 cites·2 claims
- 3490US7905908B2Spinal mobility preservation methodTRANS1 INC·Filed 2007·Granted Mar 15, 2011·35 cites·20 claims
- 3590US7740633B2Guide pin for guiding instrumentation along a soft tissue tract to a point on the spineTRANS1 INC·Filed 2004·Granted Jun 22, 2010·127 cites·25 claims
- 3689US10596002B2Sacroiliac fusion systemRTI SURGICAL INC·Filed 2017·Granted Mar 24, 2020·6 cites·16 claims
- 3789US7547324B2Spinal mobility preservation apparatus having an expandable membraneTRANS1 INC·Filed 2004·Granted Jun 16, 2009·106 cites·8 claims
- 3888US9861375B2Undercutting system for use in conjunction with sacroiliac fusionZYGA TECH INC·Filed 2015·Granted Jan 9, 2018·8 cites·14 claims
- 3988US6602291B1Prosthetic spinal disc nucleus having a shape change characteristicRAYMEDICA INC·Filed 1999·Granted Aug 5, 2003·267 cites·20 claims
- 4087US9113919B2Sacroiliac fusion systemZYGA TECHNOLOGY INC·Filed 2013·Granted Aug 25, 2015·23 cites·45 claims
- 4186US11173036B2Sacroiliac fusion systemSURGALIGN SPINE TECH INC·Filed 2018·Granted Nov 16, 2021·4 cites·20 claims
- 4285US8900279B2Bone screwASSELL ROBERT L·Filed 2012·Granted Dec 2, 2014·24 cites·7 claims
- 4385US5546958AGuidewire extension system with tactile connection indicationLAKE REGION MANUFACTURING COMP·Filed 1994·Granted Aug 20, 1996·231 cites·13 claims
- 4484US10271859B2Undercutting system for use in conjunction with sacroiliac fusionRTI SURGICAL INC·Filed 2018·Granted Apr 30, 2019·4 cites·6 claims
- 4584US8663293B2Systems and methods for facet joint treatmentASSELL ROBERT·Filed 2011·Granted Mar 4, 2014·20 cites·18 claims
- 4683US8308777B2Method and apparatus for removable spinal implant extending between at least two adjacent vertebral bodiesASSELL ROBERT L·Filed 2010·Granted Nov 13, 2012·9 cites·11 claims
- 4782US8038680B2Drivers for inserts to bone anchorsTRANS1 INC·Filed 2006·Granted Oct 18, 2011·22 cites·4 claims
- 4881US11602588B2Connective tissue progenitor cell aspiration and processing systemFORTUS MEDICAL INC·Filed 2018·Granted Mar 14, 2023·4 cites·18 claims
- 4981US11278336B2Osteomedullary tissue processing systemFORTUS MEDICAL INC·Filed 2019·Granted Mar 22, 2022·2 cites·7 claims
- 5080US8167947B2Methods for push distraction and for provision of therapy to adjacent motion segmentsAINSWORTH STEPHEN D·Filed 2010·Granted May 1, 2012·9 cites·27 claims
Showing the top 50 of 98 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →