STFI

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 155
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 1197

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6757065 Method of determining an illuminated surfaceJan 08, 02Jun 29, 04[G01N]
6147750 Determination of gloss qualityOct 26, 98Nov 14, 00[G06K]
5361638 Arrangement for measuring mechanical properties of a foil material through use of an excitation unit that includes a laserNov 10, 93Nov 08, 94[G01L]
5331405 Method and apparatus for measuring fibre flexibilityJun 24, 92Jul 19, 94[G01B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6615509 Apparatus and a process for drying a paper webExpiredAug 23, 01Sep 09, 03[F26B]
6003572 Process for making wood chipsExpiredAug 10, 98Dec 21, 99[B27C, B27L]
5908535 Method for determination of filler content in paperExpiredJun 13, 97Jun 01, 99[G01N, D21G, D21F]
5582684 Method of determining degree of reduction in a sulfate liquor using IR and UV spectroscopyExpiredSep 29, 94Dec 10, 96[D21C]
5274244 Method and apparatus for detecting bark and for determining the degree of barking on wood and chipsExpiredMay 18, 92Dec 28, 93[G01N]
5007985 Method of reducing the energy consumption at the refining of cellulose containing materialExpiredMay 02, 89Apr 16, 91[D21B]
4939929 Measurement of the properties of a web in paper productionExpiredDec 08, 88Jul 10, 90[G01N]
4911025 Method and apparatus for preparing a suspension for measurementExpiredJan 05, 89Mar 27, 90[G01N]
4911790 Paper productionExpiredJan 06, 88Mar 27, 90[D21H]
4889592 Process and apparatus for control in burning and slaking of lime and causticizingExpiredNov 18, 87Dec 26, 89[C04B, D21C]

Top Inventors for This Owner

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