GFM Gesellschaft fur Fertigungstechnik und Maschinenbau Gesellschaft mbH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B26D CUTTING; DETAILS COMMON TO MACHINES FOR SEVERING, e.g. BY CUTTING, PERFORATING, PUNCHING, STAMPING-OUT 235
 
  
 
B21B ROLLING OF METAL 131
 
  
 
B21J FORGING; HAMMERING; PRESSING; RIVETING; FORGE FURNACES 119
 
  
 
B23C MILLING 132
 
  
 
B25J MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES 157
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5609056 Swaging machineJan 17, 95Mar 11, 97[B21J]
5419675 Device for tilting rolled stockApr 21, 94May 30, 95[B25J]
5402962 Method and apparatus for laying strips of tape materialOct 12, 93Apr 04, 95[B32B]
5327754 Method and apparatus for controlling the passage of rolled stock of little longitudinal tensile strength through a continuous rolling millNov 04, 92Jul 12, 94[B21B]
5301587 Method and cutting assembly for manufacturing three-dimensional shaped pieces from a pre-fabricated block of a material having large poresOct 28, 92Apr 12, 94[B26D]
5230594 Machine tool for processing platelike workpiecesApr 14, 92Jul 27, 93[B23C]
5168787 Apparatus for trimming three-dimensional workpiecesJul 01, 91Dec 08, 92[B26D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5457868 Work supporting method using a deck for use in machine tools, particularly in cutting machinesExpiredJun 06, 94Oct 17, 95[B25B]
5372357 Work-supporting deck for use in machine tools, particularly in cutting machinesExpiredJun 15, 93Dec 13, 94[B25B]
5318420 Apparatus for ultrasonically cutting workpieces made of polymersExpiredOct 27, 92Jun 07, 94[B26D]
5205196 Machine tool, particularly cutting machineExpiredDec 06, 91Apr 27, 93[B65H, B26F]
5137399 Apparatus for processing workpiecesExpiredFeb 19, 91Aug 11, 92[B23Q]
5131143 Method of centering and thus balancing workpieces to be machined only in partExpiredJul 08, 91Jul 21, 92[B23K]
5062332 Cutting machine for cutting flat workpiecesExpiredSep 21, 90Nov 05, 91[B23Q]
4905551 Apparatus for fixing workpieces to be machined and method of fixing a workpiece by means of that apparatusExpiredMay 04, 88Mar 06, 90[B23Q, B23B]
4884210 Method and machine for a balancing centering of workpieces which are to be machined only at certain portions, particularly crankshaftsExpiredNov 16, 87Nov 28, 89[B23B, G01M]
4863322 Clamping device for fising a disklike rotary cutter to a toolholderExpiredJun 02, 88Sep 05, 89[B24B, B23C]
4774746 End-forming machineExpiredMar 24, 87Oct 04, 88[B23P, B23C]
4681491 Milling machineExpiredOct 18, 84Jul 21, 87[B23C]
4551043 Inserted tooth cutterExpiredJun 13, 84Nov 05, 85[B26D]
4525112 Milling machineExpiredApr 09, 84Jun 25, 85[B23C]
4497195 Swaging machineExpiredNov 09, 82Feb 05, 85[B21P]
4494280 Method and machine tool for a circular machining of eccentric shaft portionsExpiredJul 20, 82Jan 22, 85[B23C]
4443142 Device for milling long workpiecesExpiredApr 30, 82Apr 17, 84[B23B, B23C]
4430881 Swaging machineExpiredDec 28, 81Feb 14, 84[B21D]
4388027 Process for milling long workpiecesExpiredSep 11, 80Jun 14, 83[B23B, B23C]
4387327 Numerical control system for a crankshaft milling machine integral interpolatorsExpiredAug 05, 80Jun 07, 83[G06F]

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