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DUERKOPPWERKE

Overview
  • Total Patents
    604
About

DUERKOPPWERKE has a total of 604 patent applications. Its first patent ever was published in 1924. It filed its patents most often in Germany, United States and Japan. Its main competitors in its focus markets textiles and paper, packaging and shipping and mechanical elements are RKOPPWERKE AG DU, DUERKOPPWERKE AKTIENGESELLSCHA and DETEXOMAT LTD.

Patent filings per year

Chart showing DUERKOPPWERKEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Grube Erwin 38
#2 Nicolay Karl 33
#3 Goldbeck Heinz 32
#4 Pollmeier Konrad 26
#5 Hannemann Franz 20
#6 Fenzl Horst 19
#7 Plassmeier Horst 17
#8 Reinke Kurt 16
#9 Stapel Wilhelm 16
#10 Riss Gerhard 13

Latest patents

Publication Filing date Title
JPH02255175A Sewing machine provided with device for moving piping strip having notched part in center part of both ends
US4981094A Sewing machine having a device actuable by a pressure medium for applying a variable force to a presser element
JPH01314589A Sewing device for continuously forming many stitch groups in one workpiece
JPH01314594A Sewing method
GB8903633D0 A sewing machine comprising a spinning device containing a number of tension rollers
DE3834434A1 Process for making pocket recesses
DE3832669A1 METHOD FOR FOLDING A STRIP OF FABRIC
JPS6443294A Servo apparatus for multineedle type sewing machine having switch on/off possible needle rod
DE3812092A1 BUTTONHOLE SEWING MACHINE WITH A THREAD SEPARATOR AND CLAMPING DEVICE
DE3737923C1 Automatic sewing machine for the production of pocket openings
DE3724506A1 Multi-needle sewing machine
DE3644711A1 DOUBLE-STEP-STITCH SEWING MACHINE WITH AT LEAST ONE GRIPPER
DE3632355A1 Pressure-medium-actuated multi-position cylinder
DE3621785A1 SEWING MACHINE WITH A SEWING CUTTING DEVICE
DE3617204C1 Device for producing seams ending at a predetermined location
JPS6257589A Stitching apparatus for forming pass-opening of stitching part
DE3537391C1 Thread tensioning device for the looper thread of a lockstitch looper
DE3531550A1 METHOD AND DEVICE FOR SHORTERING PERIODS IN MANUFACTURING COMPANIES
DE3522329C1 Workpiece guide ruler with a sewing material stretching device for a sewing machine
DE3519659A1 BUTTON FEEDING DEVICE ON BUTTON SEWING MACHINES