BYK -GARDNER USA, DIVISION OF ALTANA INC.,

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 177
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5754283 Color measuring device having interchangeable optical geometriesAug 08, 95May 19, 98[G01J, G01N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5040889 Spectrometer with combined visible and ultraviolet sample illuminationExpiredMay 30, 86Aug 20, 91[G01J]
4936684 Spectrometer with photodetector array detecting uniform bandwidth intervalsExpiredMar 24, 89Jun 26, 90[G01J]
4932779 Color measuring instrument with integrating sphereExpiredJan 05, 89Jun 12, 90[G01J]
4916309 Appliance for converting reflectance measuring instrument into a transmittance measuring instrumentExpiredJan 09, 89Apr 10, 90[H01J]
4886355 Combined gloss and color measuring instrumentExpiredMar 28, 88Dec 12, 89[G01N]
4464054 Colorimeter instrument with fiber optic ring illuminatorExpiredMay 27, 82Aug 07, 84[G01J]

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