Assignee
DIFFRACTO LTD
CA·64 granted patents·4,599 citations·filing 1976–1995
Top patents by PatentIndex Score
64 records- 0199US4769700ARobot tractorsDIFFRACTO LTD·Filed 1984·Granted Sep 6, 1988·282 cites·3 claims
- 0299US4705395ATriangulation data integrityDIFFRACTO LTD·Filed 1984·Granted Nov 10, 1987·226 cites·13 claims
- 0399US4576482AElectro-optical inspectionDIFFRACTO LTD·Filed 1981·Granted Mar 18, 1986·113 cites·70 claims
- 0499US4482960ARobot tractorsDIFFRACTO LTD·Filed 1981·Granted Nov 13, 1984·303 cites·12 claims
- 0599US4373804AMethod and apparatus for electro-optically determining the dimension, location and attitude of objectsDIFFRACTO LTD·Filed 1979·Granted Feb 15, 1983·154 cites·62 claims
- 0698US4761072AElectro-optical sensors for manual controlDIFFRACTO LTD·Filed 1987·Granted Aug 2, 1988·204 cites·16 claims
- 0798US4753569ARobot calibrationDIFFRACTO LTD·Filed 1986·Granted Jun 28, 1988·206 cites·4 claims
- 0898US4561776AElectro-optical sensors for tool and robotic inspectionDIFFRACTO LTD·Filed 1981·Granted Dec 31, 1985·146 cites·30 claims
- 0998US4453085AElectro-optical systems for control of robots, manipulator arms and co-ordinate measuring machinesDIFFRACTO LTD·Filed 1981·Granted Jun 5, 1984·157 cites·11 claims
- 1098US4315688AElectro-optical sensor systems for thread and hole inspectionDIFFRACTO LTD·Filed 1979·Granted Feb 16, 1982·128 cites·33 claims
- 1197US4654949AMethod for automatically handling, assembling and working on objectsDIFFRACTO LTD·Filed 1985·Granted Apr 7, 1987·113 cites·5 claims
- 1297US4629319APanel surface flaw inspectionDIFFRACTO LTD·Filed 1984·Granted Dec 16, 1986·221 cites·58 claims
- 1397US4574199ASensing location of an objectDIFFRACTO LTD·Filed 1983·Granted Mar 4, 1986·83 cites·38 claims
- 1496US4920385APanel surface flaw inspectionDIFFRACTO LTD·Filed 1989·Granted Apr 24, 1990·164 cites·39 claims
- 1596US4774751AElectro-optical and robotic casting quality assuranceDIFFRACTO LTD·Filed 1986·Granted Oct 4, 1988·40 cites·10 claims
- 1695US4407379AHigh accuracy filling machinesDIFFRACTO LTD·Filed 1981·Granted Oct 4, 1983·59 cites·34 claims
- 1794US4838696APulsed robotic inspectionDIFFRACTO LTD·Filed 1985·Granted Jun 13, 1989·81 cites·4 claims
- 1894US4686374ASurface reflectivity detector with oil mist reflectivity enhancementDIFFRACTO LTD·Filed 1985·Granted Aug 11, 1987·92 cites·28 claims
- 1994US4667231AElectro-optical part inspection in the presence of contamination and surface finish variationDIFFRACTO LTD·Filed 1981·Granted May 19, 1987·56 cites·62 claims
- 2094US4666303AElectro-optical gap and flushness sensorsDIFFRACTO LTD·Filed 1983·Granted May 19, 1987·56 cites·4 claims
- 2193US5114230AElectro-optical inspectionDIFFRACTO LTD·Filed 1990·Granted May 19, 1992·88 cites·14 claims
- 2293US4547674AOptical triangulation gear inspectionDIFFRACTO LTD·Filed 1982·Granted Oct 15, 1985·93 cites·28 claims
- 2392US5164579AMethod and apparatus for electro-optically determining the dimension, location and attitude of objects including light spot centroid determinationDIFFRACTO LTD·Filed 1991·Granted Nov 17, 1992·151 cites·8 claims
- 2491US4863268ADiffractosight improvementsDIFFRACTO LTD·Filed 1987·Granted Sep 5, 1989·77 cites·81 claims
- 2591US4788440AElectro-optical systems for control of robots, manipulator arms and coordinate measuring machinesDIFFRACTO LTD·Filed 1987·Granted Nov 29, 1988·73 cites·25 claims
- 2691US4441817AElectro-optical sensors with fiber optic bundlesDIFFRACTO LTD·Filed 1980·Granted Apr 10, 1984·47 cites·59 claims
- 2791US4403860AApparatus for determining dimensionsDIFFRACTO LTD·Filed 1980·Granted Sep 13, 1983·48 cites·22 claims
- 2890US4674869AMethod and apparatus for electro-optically determining dimension, location and altitude of objectsDIFFRACTO LTD·Filed 1985·Granted Jun 23, 1987·65 cites·2 claims
- 2990US4394683ANew photodetector array based optical measurement systemsDIFFRACTO LTD·Filed 1980·Granted Jul 19, 1983·55 cites·55 claims
- 3090US4305661AMethod and apparatus for determining physical characteristics of objects and object surfacesDIFFRACTO LTD·Filed 1979·Granted Dec 15, 1981·43 cites·56 claims
- 3188US4754415ARobotic alignment and part simulationDIFFRACTO LTD·Filed 1984·Granted Jun 28, 1988·52 cites·25 claims
- 3287US6211506B1Method and apparatus for electro-optically determining the dimension, location and attitude of objectsDIFFRACTO LTD·Filed 1995·Granted Apr 3, 2001·68 cites·41 claims
- 3385US4460826AFiber optic based robot controlsDIFFRACTO LTD·Filed 1980·Granted Jul 17, 1984·70 cites·36 claims
- 3484US4515479AElectro-optical sensors with fiber optic bundlesDIFFRACTO LTD·Filed 1983·Granted May 7, 1985·31 cites·71 claims
- 3584US4398789AOpto-electronically controlled bathing systemsDIFFRACTO LTD·Filed 1980·Granted Aug 16, 1983·38 cites·10 claims
- 3683US4420253AMethod and apparatus for detecting wear or breakage of tools and other objectsDIFFRACTO LTD·Filed 1981·Granted Dec 13, 1983·29 cites·14 claims
- 3783US4409718AElectro-optical and robotic casting quality assuranceDIFFRACTO LTD·Filed 1981·Granted Oct 18, 1983·36 cites·11 claims
- 3882US5004339AMethod and apparatus for determining physical characteristics of objects and object surfacesDIFFRACTO LTD·Filed 1986·Granted Apr 2, 1991·47 cites·5 claims
- 3981US4792698ASensing location of an object with line image projection and rotationDIFFRACTO LTD·Filed 1987·Granted Dec 20, 1988·35 cites·16 claims
- 4080US4796200ATarget based determination of robot and sensor alignmentDIFFRACTO LTD·Filed 1987·Granted Jan 3, 1989·57 cites·10 claims
- 4180US4585947APhotodetector array based optical measurement systemsDIFFRACTO LTD·Filed 1983·Granted Apr 29, 1986·29 cites·37 claims
- 4279US4453082ACoordinate measuring method and deviceDIFFRACTO LTD·Filed 1980·Granted Jun 5, 1984·26 cites·19 claims
- 4378US4269874AMethod and apparatus for marking partsDIFFRACTO LTD·Filed 1979·Granted May 26, 1981·45 cites·14 claims
- 4477US4839526ACoordinate measuring method and deviceDIFFRACTO LTD·Filed 1987·Granted Jun 13, 1989·31 cites·17 claims
- 4574US4465374AMethod and apparatus for determining dimensional information concerning an objectDIFFRACTO LTD·Filed 1982·Granted Aug 14, 1984·27 cites·15 claims
- 4670US4851905AVision target fixture constructionDIFFRACTO LTD·Filed 1987·Granted Jul 25, 1989·26 cites·13 claims
- 4770US4694184ACoordinate measuring method and device using a contact memberDIFFRACTO LTD·Filed 1986·Granted Sep 15, 1987·24 cites·10 claims
- 4869US5793647ASystem and method for graphical image data acquistion, storage, and retrievalDIFFRACTO LTD·Filed 1995·Granted Aug 11, 1998·70 cites·25 claims
- 4969US5168322ASurface inspection using retro-reflective light fieldDIFFRACTO LTD·Filed 1991·Granted Dec 1, 1992·31 cites·14 claims
- 5068US4326808AMethod and apparatus for determining physical characteristics of object outer surfacesDIFFRACTO LTD·Filed 1979·Granted Apr 27, 1982·19 cites·34 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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