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Patent No.: US 5,966,991
Title: Two Degree-Of-Freedom Spherical Orienting Device
Inventor(s): Clement M. Gosselin and Francois Caron
Applicant(s): Universite Laval, Quebec, Canada
Issued/Filed: October 19, 1999 / April 23, 1998
Note: a 2-DOF spherical wrist*
* simplified version of the famous unpatented "agile eye"
(wwwrobot.gmc.ulaval.ca)
 
Patent No.: US 5,979,264
Title: Robotic Manipulator
Inventor(s): Mark E. Rosheim
Applicant(s): Ross-Hime Designs
Issued/Filed: November 9, 1999 / October 23, 1997
Note: a 2-DOF spherical wrist
(www.anthrobot.com)
Similar Pats.: US 5,692,412, US 5,239,883, US 5,036,724, WO 99/21070 A1,
US 5,893,296, US 4,804,220, US 4,821,594, US 4,686,866,
US 4,723,460, US 4,729,253, US 6,038,940, US 6,105,455
 
Patent No.: US 5,053,687
Title: Articulated Device, for Use in Particular in Robotics
Inventor(s): Jean-Pierre Merlet
Applicant(s): INRIA, Sophia Sophia Antipolis, France
Issued/Filed: October 1, 1991 / December 19, 1989
Note: INRIA's "active wrist" — a medical robot
(www-sop.inria.fr/saga/personnel/merlet/merlet_eng.html)
Similar Pats.: EP 0 362 342 B1, EP 0 362 342 A1, WO 89/09120 A1
 
Patent No.: US 4,765,795
Title: Object Manipulator
Inventor(s): Jack Rebman
Applicant(s): Lord Corporation
Issued/Filed: August 23, 1988 / June 10, 1986
Note: a 4-DOF parallel manipulator with flexible links
(www.lordcorp.com)
 
Patent No.: US 5,916,328
Title: Device for Moving a Body in Space
Inventor(s): Gunter Pritschow and Karl-Heinz Wurst
Applicant(s): VDW
Issued/Filed: June 29, 1999 / February 7, 1997
Note: a PKM actuated by LM guides
 

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