Assignee
DIFFRACTO LTD
CA64 patents
Top patents by PatentIndex Score
US5164579ANov 17, 1992
Method and apparatus for electro-optically determining the dimension, location and attitude of objects including light spot centroid determination
DIFFRACTO LTD151 citations99
US4769700ASep 6, 1988
Robot tractors
DIFFRACTO LTD282 citations99
US4761072AAug 2, 1988
Electro-optical sensors for manual control
DIFFRACTO LTD204 citations99
US4753569AJun 28, 1988
Robot calibration
DIFFRACTO LTD206 citations99
US4705395ANov 10, 1987
Triangulation data integrity
DIFFRACTO LTD226 citations99
US4482960ANov 13, 1984
Robot tractors
DIFFRACTO LTD303 citations99
US4453085AJun 5, 1984
Electro-optical systems for control of robots, manipulator arms and co-ordinate measuring machines
DIFFRACTO LTD157 citations99
US4373804AFeb 15, 1983
Method and apparatus for electro-optically determining the dimension, location and attitude of objects
DIFFRACTO LTD154 citations99
US4920385AApr 24, 1990
Panel surface flaw inspection
DIFFRACTO LTD164 citations98
US4629319ADec 16, 1986
Panel surface flaw inspection
DIFFRACTO LTD221 citations98
US4561776ADec 31, 1985
Electro-optical sensors for tool and robotic inspection
DIFFRACTO LTD146 citations98
US6211506B1Apr 3, 2001
Method and apparatus for electro-optically determining the dimension, location and attitude of objects
DIFFRACTO LTD68 citations97
US5114230AMay 19, 1992
Electro-optical inspection
DIFFRACTO LTD88 citations96
US4838696AJun 13, 1989
Pulsed robotic inspection
DIFFRACTO LTD81 citations96
US4796200AJan 3, 1989
Target based determination of robot and sensor alignment
DIFFRACTO LTD57 citations96
US4788440ANov 29, 1988
Electro-optical systems for control of robots, manipulator arms and coordinate measuring machines
DIFFRACTO LTD73 citations96
US4674869AJun 23, 1987
Method and apparatus for electro-optically determining dimension, location and altitude of objects
DIFFRACTO LTD65 citations96
US4666303AMay 19, 1987
Electro-optical gap and flushness sensors
DIFFRACTO LTD56 citations96
US4667231AMay 19, 1987
Electro-optical part inspection in the presence of contamination and surface finish variation
DIFFRACTO LTD56 citations96
US4654949AApr 7, 1987
Method for automatically handling, assembling and working on objects
DIFFRACTO LTD113 citations96
US4576482AMar 18, 1986
Electro-optical inspection
DIFFRACTO LTD113 citations96
US4574199AMar 4, 1986
Sensing location of an object
DIFFRACTO LTD83 citations96
US4460826AJul 17, 1984
Fiber optic based robot controls
DIFFRACTO LTD70 citations96
US4407379AOct 4, 1983
High accuracy filling machines
DIFFRACTO LTD59 citations96
US4315688AFeb 16, 1982
Electro-optical sensor systems for thread and hole inspection
DIFFRACTO LTD128 citations96
US4863268ASep 5, 1989
Diffractosight improvements
DIFFRACTO LTD77 citations95
US4686374AAug 11, 1987
Surface reflectivity detector with oil mist reflectivity enhancement
DIFFRACTO LTD92 citations94
US4394683AJul 19, 1983
New photodetector array based optical measurement systems
DIFFRACTO LTD55 citations94
US4851905AJul 25, 1989
Vision target fixture construction
DIFFRACTO LTD26 citations93
US4839526AJun 13, 1989
Coordinate measuring method and device
DIFFRACTO LTD31 citations93
US4792698ADec 20, 1988
Sensing location of an object with line image projection and rotation
DIFFRACTO LTD35 citations93
US4774751AOct 4, 1988
Electro-optical and robotic casting quality assurance
DIFFRACTO LTD40 citations93
US4547674AOct 15, 1985
Optical triangulation gear inspection
DIFFRACTO LTD93 citations93
US4515479AMay 7, 1985
Electro-optical sensors with fiber optic bundles
DIFFRACTO LTD31 citations93
US4441817AApr 10, 1984
Electro-optical sensors with fiber optic bundles
DIFFRACTO LTD47 citations93
US4420253ADec 13, 1983
Method and apparatus for detecting wear or breakage of tools and other objects
DIFFRACTO LTD29 citations93
US4409718AOct 18, 1983
Electro-optical and robotic casting quality assurance
DIFFRACTO LTD36 citations93
US4403860ASep 13, 1983
Apparatus for determining dimensions
DIFFRACTO LTD48 citations93
US4398789AAug 16, 1983
Opto-electronically controlled bathing systems
DIFFRACTO LTD38 citations93
US5168322ADec 1, 1992
Surface inspection using retro-reflective light field
DIFFRACTO LTD31 citations92
US5004339AApr 2, 1991
Method and apparatus for determining physical characteristics of objects and object surfaces
DIFFRACTO LTD47 citations92
US4465374AAug 14, 1984
Method and apparatus for determining dimensional information concerning an object
DIFFRACTO LTD27 citations92
US4305661ADec 15, 1981
Method and apparatus for determining physical characteristics of objects and object surfaces
DIFFRACTO LTD43 citations92
US5793647AAug 11, 1998
System and method for graphical image data acquistion, storage, and retrieval
DIFFRACTO LTD70 citations91
US4585947AApr 29, 1986
Photodetector array based optical measurement systems
DIFFRACTO LTD29 citations91
US4269874AMay 26, 1981
Method and apparatus for marking parts
DIFFRACTO LTD45 citations89
US4754415AJun 28, 1988
Robotic alignment and part simulation
DIFFRACTO LTD52 citations87
US6127689AOct 3, 2000
Method and apparatus for positioning a member relative to an object surface
DIFFRACTO LTD10 citations82
US5112131AMay 12, 1992
Controlled machining of combustion chambers, gears and other surfaces
DIFFRACTO LTD18 citations82
US4694184ASep 15, 1987
Coordinate measuring method and device using a contact member
DIFFRACTO LTD24 citations82
Showing the top 50 of 64 patents by PatentIndex Score.