WINKLER + DUNNEBIER GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B21K MAKING FORGED OR PRESSED PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS, WHEELS 122
 
  
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES178

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7845636 Apparatus and method for spatially orienting blanksApr 04, 07Dec 07, 10[B65H]
7647698 Method and device for producing a cutting or embossing roller by means of laser resurfacing weldingAug 30, 05Jan 19, 10[B21K, A01B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0111,165 FOIL CUTTER AND SOLID CUTTER ROLLAbandonedJul 16, 10May 10, 12[B26D]
8123221 Apparatus and method for drawing in flat material pieces and in-register transportation of the flat material piecesExpiredJul 15, 08Feb 28, 12[B65H]
8007425 Suction roller for transporting flat material blanksExpiredJan 23, 08Aug 30, 11[B26D, G03G]
2011/0099,782 METHOD FOR CONVERTING A LETTER ENVELOPE PRODUCTION MACHINE FROM SET-UP MODE INTO A NORMAL PRODUCTION MODEAbandonedMay 14, 09May 05, 11[B23P]
2011/0069,921 BEARING FOR A VACUUM ROLLER THAT CAN BE SUBJECTED TO SUCTION AIR FROM BOTH SIDESAbandonedMay 19, 09Mar 24, 11[F16C]
2011/0036,222 FOIL MEASURER WITH SUCTION CHAMBERAbandonedJul 16, 10Feb 17, 11[B26D]
2010/0215,472 DEVICE AND METHOD FOR DEPOSITING CONTINUALLY STACKED FLAT MATERIAL PIECESAbandonedJul 15, 08Aug 26, 10[B65G, B65H]
7753242 Suction roller systemExpiredOct 30, 08Jul 13, 10[B65H]
2010/0089,006 METHOD AND DEVICE FOR MARKING PALLETSAbandonedFeb 14, 08Apr 15, 10[B65B]
7559738 Device and a method for switching palletsExpiredNov 18, 04Jul 14, 09[B65G]
6604926 Apparatus for producing absorbent pads from a flock-air mixtureExpiredMay 09, 01Aug 12, 03[B27N]
6572520 Apparatus for transporting envelope blanks in an envelope making machineExpiredMay 17, 01Jun 03, 03[B31F]

Top Inventors for This Owner

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