DIFFRACTO LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01C MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY 996
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS693
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 3203
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 2126
 
  
 
C12Q MEASURING OR TESTING PROCESSES INVOLVING ENZYMES OR MICRO-ORGANISMS 1124
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 177
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 155
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6138055 Controlled machining of combustion chambers, gears and other surfacesDec 02, 93Oct 24, 00[G06F]
6127689 Method and apparatus for positioning a member relative to an object surfaceJun 05, 95Oct 03, 00[G01C]
5981965 Method and apparatus for electro-optically determining the dimension, location and attitude of objectsJun 05, 95Nov 09, 99[G01C]
5883390 Method and apparatus for positioning a member in a desired attitude relative to the surface of an objectJun 05, 95Mar 16, 99[G01C]
5866915 Method and apparatus for electro optically determining the dimension, location and attitude of objectsJun 05, 95Feb 02, 99[G01C, 559.]
5866916 Method and apparatus for electro optically determining the dimension, location and attitude of objectsJun 05, 95Feb 02, 99[G01C, 559.]
5858655 Method for diagnosing neoplasia by detecting expression of PRAD1 cyclinJun 02, 95Jan 12, 99[C12Q]
5811825 Method and apparatus for electro-optically determining the dimension, location and attitude of objectsJun 05, 95Sep 22, 98[G01B]
5811827 Method and apparatus for electro-optically determining the dimension, location and attitude of objectsJun 05, 95Sep 22, 98[G01C]
5786602 Method and apparatus for electro-optically determining the dimension, location and attitude of objectsJun 05, 95Jul 28, 98[G01C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5206700 Methods and apparatus for retroreflective surface inspection and distortion measurementExpiredSep 26, 91Apr 27, 93[G01N]
5074661 Methods and apparatus for retroreflective surface inspection and distortion measurementExpiredJun 27, 88Dec 24, 91[G01N]
5012574 Controlled machining of combustion chambers gears and other surfacesExpiredApr 27, 87May 07, 91[B23P]
5004339 Method and apparatus for determining physical characteristics of objects and object surfacesExpiredDec 22, 86Apr 02, 91[G01B]
4920385 Panel surface flaw inspectionExpiredApr 06, 89Apr 24, 90[G01N]
4907888 Non destructive testing and other applications using retroreflective illuminationExpiredDec 16, 87Mar 13, 90[G01B]
4875776 Electro-optical inspectionExpiredMay 05, 87Oct 24, 89[B07C, G01B]
4863268 Diffractosight improvementsExpiredApr 02, 87Sep 05, 89[G01N]
4851905 Vision target fixture constructionExpiredOct 27, 87Jul 25, 89[H04N]
4686374 Surface reflectivity detector with oil mist reflectivity enhancementExpiredOct 16, 85Aug 11, 87[G01N]
4629319 Panel surface flaw inspectionExpiredFeb 14, 84Dec 16, 86[G01N]
4621664 Filling machinesExpiredOct 03, 84Nov 11, 86[B65B]
4465374 Method and apparatus for determining dimensional information concerning an objectExpiredDec 10, 82Aug 14, 84[G01B]
4460826 Fiber optic based robot controlsExpiredOct 24, 80Jul 17, 84[G02B]
4453082 Coordinate measuring method and deviceExpiredNov 14, 80Jun 05, 84[G01N]
4441817 Electro-optical sensors with fiber optic bundlesExpiredJul 29, 80Apr 10, 84[G01B]
4420253 Method and apparatus for detecting wear or breakage of tools and other objectsExpiredNov 20, 81Dec 13, 83[B23B, G01N, G02B]
4407379 High accuracy filling machinesExpiredJun 12, 81Oct 04, 83[G01G]
4403860 Apparatus for determining dimensionsExpiredMar 27, 80Sep 13, 83[G01B, B27G]
4398789 Opto-electronically controlled bathing systemsExpiredMar 20, 80Aug 16, 83[G02B]

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