Mobility analysis of the 3-UPU parallel mechanism assembled for a pure translational motion R Di Gregorio, V Parenti-Castelli J. Mech. Des. 124 (2), 259-264, 2002 | 248 | 2002 |

A translational 3-DOF parallel manipulator R Di Gregorio, V Parenti-Castelli Advances in robot kinematics: analysis and control, 49-58, 1998 | 186 | 1998 |

A new parallel wrist using only revolute pairs: the 3-RUU wrist R Di Gregorio Robotica 19 (3), 305-309, 2001 | 140 | 2001 |

Kinematics of a new spherical parallel manipulator with three equal legs: The 3‐URC wrist R Di Gregorio Journal of Robotic Systems 18 (5), 213-219, 2001 | 128 | 2001 |

The 3-RRS wrist: a new, simple and non-overconstrained spherical parallel manipulator R Di Gregorio J. Mech. Des. 126 (5), 850-855, 2004 | 112 | 2004 |

Kinematics of the 3-UPU wrist R Di Gregorio Mechanism and Machine Theory 38 (3), 253-263, 2003 | 96 | 2003 |

A new family of spherical parallel manipulators R Di Gregorio Robotica 20 (4), 353-358, 2002 | 93 | 2002 |

Statics and singularity loci of the 3-UPU wrist R Di Gregorio IEEE Transactions on Robotics 20 (4), 630-635, 2004 | 83 | 2004 |

Mathematical models of passive motion at the human ankle joint by equivalent spatial parallel mechanisms R Di Gregorio, V Parenti-Castelli, JJ O’Connor, A Leardini Medical & biological engineering & computing 45, 305-313, 2007 | 79 | 2007 |

A new algorithm based on two extra-sensors for real-time computation of the actual configuration of the generalized Stewart-Gough manipulator V Parenti-Castelli, R Di Gregorio J. Mech. Des. 122 (3), 294-298, 2000 | 73 | 2000 |

Motion planning for a novel reconfigurable parallel manipulator with lockable revolute joints P Grosch, R Di Gregorio, J López, F Thomas 2010 IEEE international conference on robotics and automation, 4697-4702, 2010 | 67 | 2010 |

Kinematics of the translational 3-URC mechanism R Di Gregorio J. Mech. Des. 126 (6), 1113-1117, 2004 | 67 | 2004 |

Closure to “Discussion of ‘Position Analysis in Analytical Form of the 3-PSP Mechanism’ ” (2001, ASME J. Mech. Des., **123**, p. 56)R Di Gregorio, V Parenti-Castelli J. Mech. Des. 123 (1), 57-57, 2001 | 67 | 2001 |

Dynamics of a class of parallel wrists R Di Gregorio, V Parenti-Castelli J. Mech. Des. 126 (3), 436-441, 2004 | 66 | 2004 |

On the modeling of passive motion of the human knee joint by means of equivalent planar and spatial parallel mechanisms V Parenti-Castelli, A Leardini, R Di Gregorio, JJ O'Connor Autonomous Robots 16, 219-232, 2004 | 62 | 2004 |

Singularity-locus expression of a class of parallel mechanisms R Di Gregorio Robotica 20 (3), 323-328, 2002 | 59 | 2002 |

Workspace and optimal design of a pure translation parallel manipulator V Parenti-Castelli, RD Gregorio, F Bubani Meccanica 35, 203-214, 2000 | 57 | 2000 |

Kinematics of the 3-RSR wrist R Di Gregorio IEEE transactions on robotics 20 (4), 750-753, 2004 | 54 | 2004 |

Parallel mechanisms applied to the human knee passive motion simulation V Parenti-Castelli, R Di Gregorio Advances in robot kinematics, 333-344, 2000 | 54 | 2000 |

A novel method for the singularity analysis of planar mechanisms with more than one degree of freedom R Di Gregorio Mechanism and Machine Theory 44 (1), 83-102, 2009 | 52 | 2009 |