Assignee
PFAFF AG G M
DE·46 granted patents·622 citations·filing 1984–2001
Top patents by PatentIndex Score
46 records- 0195US5138962ASewing machine with an upper feed mechanismPFAFF AG G M·Filed 1989·Granted Aug 18, 1992·32 cites·3 claims
- 0289US6450110B1Sewing machine with speed-dependent stitch correctionPFAFF AG G M·Filed 2001·Granted Sep 17, 2002·34 cites·20 claims
- 0389US5662055AProgram-controlled sewing or emboidery machine and method of operating such machinesPFAFF AG G M·Filed 1996·Granted Sep 2, 1997·36 cites·7 claims
- 0488US5865133AProcess for embroidering oversized patternsPFAFF AG G M·Filed 1998·Granted Feb 2, 1999·27 cites·8 claims
- 0587US5350127AProcess and device for monitoring the bobbin thread on stitch-forming machinesPFAFF AG G M·Filed 1993·Granted Sep 27, 1994·19 cites·4 claims
- 0686US5267518AProcess and device for monitoring the bobbin thread on stitch-forming machinesPFAFF AG G M·Filed 1992·Granted Dec 7, 1993·19 cites·9 claims
- 0785US5107780APattern match sewing machinePFAFF AG G M·Filed 1991·Granted Apr 28, 1992·18 cites·14 claims
- 0882US5964170ASewing machine with thread-cutting devicePFAFF AG G M·Filed 1998·Granted Oct 12, 1999·23 cites·11 claims
- 0981US5211320ADevice for bending over fabrics to be sewnPFAFF AG G M·Filed 1992·Granted May 18, 1993·17 cites·5 claims
- 1078US5651324AProcess and device for recognizing a residual amount of the hook thread in a sewing machinePFAFF AG G M·Filed 1996·Granted Jul 29, 1997·15 cites·5 claims
- 1175US4841415AApparatus for lighting a sewing area of a sewing machinePFAFF AG G M·Filed 1988·Granted Jun 20, 1989·11 cites·10 claims
- 1274US6129809AHeat-sealing machinePFAFF AG G M·Filed 1998·Granted Oct 10, 2000·44 cites·9 claims
- 1374US5005504AThread cutting device having a translatably slidable knife and catcher, being driven for forming uniformly short stitch thread ends in a zig zag sewing machinePFAFF AG G M·Filed 1988·Granted Apr 9, 1991·15 cites·4 claims
- 1472US5237944AStitch-forming machine with a transducer and a control devicePFAFF AG G M·Filed 1989·Granted Aug 24, 1993·20 cites·14 claims
- 1572US5098508AWorkbench construction and method of assembling parts on a workbenchPFAFF AG G M·Filed 1989·Granted Mar 24, 1992·34 cites·9 claims
- 1667US4867084ASewing machine with a presser foot drivable in transverse direction by the needle barPFAFF AG G M·Filed 1988·Granted Sep 19, 1989·8 cites·14 claims
- 1761US5873965AProcess and device for carrying out a welding process on thermoplastic material websPFAFF AG G M·Filed 1993·Granted Feb 23, 1999·24 cites·14 claims
- 1861US5400728ASewing unit with a feed devicePFAFF AG G M·Filed 1993·Granted Mar 28, 1995·9 cites·16 claims
- 1960US5375546AShortening of needle thread end at the beginning and end of sewing in lockstitch sewing machinesPFAFF AG G M·Filed 1991·Granted Dec 27, 1994·9 cites·21 claims
- 2059US5630370ADevice for detachably fastening an embroidery framePFAFF AG G M·Filed 1996·Granted May 20, 1997·15 cites·6 claims
- 2158US6401642B1Method and device for folding round pocketsPFAFF AG G M·Filed 1999·Granted Jun 11, 2002·10 cites·13 claims
- 2257US5692449ASewing machine with a drive mechanism for a fabric holder, E.G., an embroidery framePFAFF AG G M·Filed 1996·Granted Dec 2, 1997·7 cites·8 claims
- 2356US5271345ADevice for optically scanning the material being sewn in a sewing machinePFAFF AG G M·Filed 1992·Granted Dec 21, 1993·23 cites·20 claims
- 2455US5809920AFolding device for an automatic sewing machinePFAFF AG G M·Filed 1997·Granted Sep 22, 1998·9 cites·7 claims
- 2550US4747358ASurgical suturing machinePFAFF AG G M·Filed 1987·Granted May 31, 1988·45 cites·17 claims
- 2649US5970896AProcess and sewing unit for sewing a flap and a pocket on a fabric partPFAFF AG G M·Filed 1998·Granted Oct 26, 1999·7 cites·16 claims
- 2748US6192815B1Push-button on a sewing machinePFAFF AG G M·Filed 1999·Granted Feb 27, 2001·13 cites·16 claims
- 2848US5546876ASewing unit with a fabric holder displaceable relative to a thread-guiding needle and with a fabric presser foot with an asymetrically widened openingPFAFF AG G M·Filed 1995·Granted Aug 20, 1996·5 cites·6 claims
- 2947US5771828ASewing or embroidering machine with a thread-cutting devicePFAFF AG G M·Filed 1997·Granted Jun 30, 1998·4 cites·12 claims
- 3045US5402015ACable connection between a PC and a sewing machinePFAFF AG G M·Filed 1992·Granted Mar 28, 1995·16 cites·6 claims
- 3144US5655469AEmbroidery frame with a clamping devicePFAFF AG G M·Filed 1996·Granted Aug 12, 1997·7 cites·2 claims
- 3244US4539922ANeedle bar drive for counterbalanced sewing machinesPFAFF AG G M·Filed 1984·Granted Sep 10, 1985·8 cites·3 claims
- 3343US6178904B1Process and sewing unit for working in extra width in a fabric layerPFAFF AG G M·Filed 2000·Granted Jan 30, 2001·2 cites·16 claims
- 3441US5967070AProcess for shortening a fabric-side hook thread end in sewing machines with thread cutting devicePFAFF AG G M·Filed 1998·Granted Oct 19, 1999·4 cites·1 claims
- 3540US5931108AProcess and automatic sewing machine for sewing a flap with a rough closing edge and a pocket on a fabric part in one operationPFAFF AG G M·Filed 1998·Granted Aug 3, 1999·2 cites·30 claims
- 3639US5730076AAdjusting device for a folding rail on a sewing machinePFAFF AG G M·Filed 1996·Granted Mar 24, 1998·4 cites·15 claims
- 3736US6390002B1Sewing unit for sewing folded or pre-folded pocketsPFAFF AG G M·Filed 1999·Granted May 21, 2002·4 cites·15 claims
- 3831US6138593ASewing machine with a balance wheelPFAFF AG G M·Filed 1999·Granted Oct 31, 2000·1 cites·14 claims
- 3930US5107779AProcess and device for recognizing missed stitches during the operation of a sewing machinePFAFF AG G M·Filed 1991·Granted Apr 28, 1992·5 cites·19 claims
- 4028US5881662ASewing or embroidering machinePFAFF AG G M·Filed 1998·Granted Mar 16, 1999·9 cites·9 claims
- 4128US5647291ACatch thread device for sewing machinesPFAFF AG G M·Filed 1996·Granted Jul 15, 1997·2 cites·6 claims
- 4228US5307749AProcess for determining the coordinate values for sewing patternsPFAFF AG G M·Filed 1992·Granted May 3, 1994·2 cites·6 claims
- 4327US5934213AProcess for accurately determining the zero point of the needle of the sewing machine of an automatic sewing unitPFAFF AG G M·Filed 1998·Granted Aug 10, 1999·1 cites·6 claims
- 4427US5213052ASewing machine with an adjusting devicePFAFF AG G M·Filed 1992·Granted May 25, 1993·0 cites·6 claims
- 4523US5582120APresser foot for preparing piping and ornamental seamsPFAFF AG G M·Filed 1995·Granted Dec 10, 1996·1 cites·9 claims
- 4623US5159890ADevice for stopping the drive of a sewing machine in the case of a thread disturbancePFAFF AG G M·Filed 1991·Granted Nov 3, 1992·2 cites·10 claims
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