Betriebsforschungsinstitut VDEh-Institut fur angewandte Forschung GmbH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B21B ROLLING OF METAL 230
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 1239
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155
 
  
 
F27D DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE 124
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 155

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7586813 Signal processing apparatus for an ultrasound transducer, ultrasound receiver and method for operating an ultrasound receiverJul 25, 05Sep 08, 09[A61B]
6286349 Flatness measurement system for metal stripNov 16, 99Sep 11, 01[B21B]
6250917 Regenerator/burner system for heating a fuel-fired industrial furnaceNov 17, 98Jun 26, 01[F27D]
6138506 Measuring idler-rollerApr 22, 97Oct 31, 00[G01L]
5953946 Apparatus for bend-straightening metal stripMar 02, 98Sep 21, 99[B21D]
5629487 Deflecting roller for sensing the distribution of stress along the rollerMar 19, 96May 13, 97[B21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7876964 Method for associating a digital image with a class of a classification systemExpiredSep 01, 05Jan 25, 11[G06K]
2008/0202,187 Method for Straightening Hot Profiled SectionsAbandonedJun 29, 04Aug 28, 08[B21D]
7317542 Method and device for optically measuring the surface shape and for the optical surface inspection of moving strips in rolling and processing installationsExpiredFeb 06, 03Jan 08, 08[G01B]
2007/0199,577 Method And Device For Removing Liquids From The Surface Of A StripAbandonedMar 11, 05Aug 30, 07[B08B]
6923067 Defect type classifying methodExpiredApr 26, 02Aug 02, 05[G01B]
6840475 Method and device for the rolling or winding of stripExpiredSep 20, 00Jan 11, 05[B65H, B21B]
2004/0206,181 Defect type classifying methodAbandonedMay 14, 04Oct 21, 04[G01N]
6637270 System for transmitting ultrasonic wavesExpiredNov 23, 98Oct 28, 03[G01N]
2001/0012,388 FLATNESS MEASUREMENT SYSTEM FOR METAL STRIPAbandonedMar 04, 98Aug 09, 01[G06K]
5987948 Presetting for cold-roll reversal standExpiredJun 04, 97Nov 23, 99[B21B]
5870199 Method and apparatus for highly accurate distance measurement with respect to surfacesExpiredNov 24, 97Feb 09, 99[G01B]
5153677 Method and apparatus for interferometric detection of surface displacement of solidsExpiredMay 17, 90Oct 06, 92[G01B]
4989457 Deflection measuring rollerExpiredSep 14, 89Feb 05, 91[G01L]
4981028 Method for cold-rolling sheets and stripsExpiredJul 06, 89Jan 01, 91[B21B]
4593567 Electromagnet transducerExpiredAug 29, 84Jun 10, 86[G01N]
4587414 Apparatus for adjusting the position of an edge with surface portions reflecting different wavelengths of lightExpiredJun 09, 83May 06, 86[G05B]
4453083 Apparatus for the determination of the position of a surfaceExpiredOct 26, 81Jun 05, 84[G01C]
4366720 Apparatus for measuring stress distribution across the width of flexible stripExpiredNov 05, 80Jan 04, 83[G01L]
4300403 Apparatus for measuring stress distribution across the width of flexible stripExpiredJun 12, 80Nov 17, 81[G01L]

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