| Image shifting apparatus for enhanced image resolution PL Freeman US Patent 7,420,592, 2008 | 62 | 2008 |
| Table-based volumetric error compensation of large five-axis machine tools J Creamer, PM Sammons, DA Bristow, RG Landers, PL Freeman, ... Journal of Manufacturing Science and Engineering 139 (2), 021011, 2017 | 48 | 2017 |
| Method and apparatus for localizing and mapping the position of a set of points on a digital model JC Marsh, CG Riegel, PL Freeman US Patent 7,627,447, 2009 | 46 | 2009 |
| Minimum jerk trajectory planning for trajectory constrained redundant robots P Freeman Washington University in St. Louis, 2012 | 37 | 2012 |
| Systems and methods for generating a robotic path plan in a confined configuration space PL Freeman, H Choset, M Tesch, G Wagner US Patent 8,972,057, 2015 | 33 | 2015 |
| Assembly task verification system and method PL Freeman, TE Shepherd, CK Zuver US Patent 8,630,729, 2014 | 31 | 2014 |
| Projection aided feature measurement using uncalibrated camera PJ Crothers, PL Freeman, MA Szarski, JG Young US Patent 8,922,647, 2014 | 26 | 2014 |
| Assembly task verification system and method PL Freeman, TE Shepherd, CK Zuver US Patent 8,200,354, 2012 | 26 | 2012 |
| Apparatus for measuring characteristics of a hole and associated method DD Bloch, JH Belk, TL Clifton, PL Freeman US Patent 7,016,052, 2006 | 24 | 2006 |
| Methods and systems for position sensing of components in a manufacturing operation PL Freeman, JR Dworschak, JC Marsh US Patent 7,305,277, 2007 | 22 | 2007 |
| Assembly task verification method PL Freeman, TE Shepherd, CK Zuver US Patent 8,938,315, 2015 | 20 | 2015 |
| Self-locating feature for a pi-joint assembly JJ Kilwin, RJ Newcomer, PL Freeman US Patent 7,555,873, 2009 | 20 | 2009 |
| Composite inspection and structural check of multiple layers SA Dorris, A Ayyagari, JB Vance, DE Corman, JW Fonda, RW Engelbart, ... US Patent 9,595,096, 2017 | 18 | 2017 |
| Position control for a positioning system comprising larger scale and smaller scale positioning mechanisms PL Freeman US Patent 9,278,448, 2016 | 15 | 2016 |
| A novel means of software compensation for robots and machine tools P Freeman SAE Technical Paper, 2006 | 14 | 2006 |
| Locating a feature for robotic guidance S Sridhar, PL Freeman US Patent 10,002,431, 2018 | 13 | 2018 |
| System and methods of inspecting an object PL Freeman US Patent 9,607,370, 2017 | 13 | 2017 |
| Methods and systems for position sensing PL Freeman, JR Dworschak, JC Marsh US Patent 7,774,083, 2010 | 13 | 2010 |
| System and method for printing an image on a surface DR Mathis, PL Freeman US Patent 9,452,616, 2016 | 12 | 2016 |
| Measuring optical distortion in aircraft transparencies: a fully automated system for quantitative evaluation M Dixon, R Glaubius, P Freeman, R Pless, MP Gleason, MM Thomas, ... Machine Vision and Applications 22, 791-804, 2011 | 11 | 2011 |
