Patent assignee · US · COMPANY

Unimation, Inc.

53Patents
0Active
53Granted
39Portfolio score

Filing activity: Oct 28, 1975 → Jan 19, 1999

Most-cited patents

PatentTitleAreaCited byStatus
US4380696A Method and apparatus for manipulator welding apparatus with vision correction for workpiece sensing Physics 148 Expired
US4150326A Trajectory correlation and error detection method and apparatus Physics 132 Expired
US4786847A Digital control for multiaxis robots Physics 107 Expired
US4603284A Control system for manipulator apparatus with resolved compliant motion control Performing Operations; Transporting 100 Expired
US4224501A Teaching arrangement for programmable manipulator Physics 96 Expired
US4688983A Low cost robot Performing Operations; Transporting 84 Expired
US4338672A Off-line teach assist apparatus and on-line control apparatus Emerging Cross-Sectional Technologies 66 Expired
US4086522A Computer assisted teaching arrangement for conveyor line operation Emerging Cross-Sectional Technologies 66 Expired
US5879115A Method and insert for connecting components to plastic members Performing Operations; Transporting 65 Expired
US4140953A Real time program modification apparatus Emerging Cross-Sectional Technologies 61 Expired
US4163183A Programmable automatic assembly system Physics 48 Expired
US4772831A Multiaxis robot control having improved continuous path operation Physics 47 Expired
US4568816A Method and apparatus for manipulator welding apparatus with improved weld path definition Physics 45 Expired
US4362978A Control system for manipulator apparatus Physics 45 Expired
US4829219A Multiaxis robot having improved motion control through variable acceleration/deceleration profiling Physics 44 Expired
US4260941A Programmable automatic assembly system Physics 39 Expired
US4260940A Programmable automatic assembly system Physics 38 Expired
US4547800A Position detecting method and apparatus Physics 38 Expired
US4908556A Modular robot control system Emerging Cross-Sectional Technologies 37 Expired
US4773025A Multiaxis robot control having curve fitted path control Physics 37 Expired
US4492847A Manipulator welding apparatus with sensing arrangements for weld slam tracking Physics 34 Expired
US4807153A Multiaxis digital robot control having a backup velocity monitor and protection system Physics 32 Expired
US4823279A Coordinate conversion system and method for controlling an industrial robot Physics 30 Expired
US4774445A Multiaxis robot control having capability for executing timed moves Physics 30 Expired
US5391031A Method and insert for connecting components to plastic members Emerging Cross-Sectional Technologies 30 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.