Hein-Werner Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 353
 
  
 
B21J FORGING; HAMMERING; PRESSING; RIVETING; FORGE FURNACES 119
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6185982 Apparatus for securing vehicleDec 01, 99Feb 13, 01[B21J]
5931043 Multi-modular vehicle repair systemDec 03, 97Aug 03, 99[B21D]
5544861 Adjustable riser-ramp assemblyMay 03, 94Aug 13, 96[B21D]
RE31000 Method and apparatus for reforming and straightening vehiclesApr 03, 81Jul 27, 82[G01B, B21D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6568237 Apparatus and method for vehicle manipulative anchoringExpiredAug 07, 01May 27, 03[B21J]
6446481 Vehicle interchangeable repair systemExpiredNov 30, 00Sep 10, 02[B21J]
5634778 Remote control pumpExpiredNov 30, 94Jun 03, 97[F04B]
5505000 Battery powered laser and mount systemExpiredAug 30, 94Apr 09, 96[G01C]
5493925 Upper body coupler mounting assemblyExpiredJun 28, 93Feb 27, 96[G01D]
5408755 Support system for a gauge bar measuring systemExpiredSep 27, 91Apr 25, 95[G01D]
5337521 Valve grinderExpiredOct 27, 92Aug 16, 94[B24B]
5338015 Lifting device including a multiple-axis motion moduleExpiredSep 28, 93Aug 16, 94[B23Q]
5317891 Free standing pull towerExpiredMay 22, 92Jun 07, 94[B21D]
5287722 Pull tower for correcting vehicle damageExpiredNov 27, 91Feb 22, 94[B21D]
5269501 Vehicle and vehicle parts transportation systemExpiredDec 03, 92Dec 14, 93[B23Q, B66F, B60P]
5246085 Portable work stationExpiredJun 10, 92Sep 21, 93[E04G]
5189898 Heavy duty auxiliary tower for a repair rackExpiredOct 01, 91Mar 02, 93[B21D]
5156375 Load carrying adaptor for a transmission jackExpiredFeb 22, 91Oct 20, 92[B66F]
5146775 Chain linerExpiredDec 12, 91Sep 15, 92[B21D]
5111680 Free floating tower assembly for a work placeExpiredNov 28, 90May 12, 92[B21D]
5076448 Portable hydraulic craneExpiredAug 24, 90Dec 31, 91[B60P]
5054307 Universal base member for securing vehicles for damage repairExpiredSep 25, 90Oct 08, 91[B21D]
5014442 Universal measuring systemExpiredFeb 07, 90May 14, 91[G01B, G01D]
5001798 Drive-on vehicle supporting arrangementExpiredApr 27, 90Mar 26, 91[E01D]

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