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KARL LIEBERKNECHT GMBH

Overview
  • Total Patents
    140
About

KARL LIEBERKNECHT GMBH has a total of 140 patent applications. Its first patent ever was published in 1926. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets textiles and paper, packaging and shipping and electrical machinery and energy are ORIZIO PAOLO SPA, WILDT & CO LTD and TANGSHAN FOG VALLEY MECH AND ELECTRICAL EQUIPMENT CO LTD.

Patent filings in countries

World map showing KARL LIEBERKNECHT GMBHs patent filings in countries
# Country Total Patents
#1 Germany 95
#2 France 19
#3 United Kingdom 15
#4 United States 10
#5 Spain 1

Patent filings per year

Chart showing KARL LIEBERKNECHT GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Richard Lieberknecht Karl 5
#2 Friedrich Verbeck Arnold 1
#3 Eissner Erich 1
#4 Richard Licberknecht Karl 1
#5 Willy Rottloff 1
#6 Erich Eissner 1
#7 Richard Lieberknscht Karl 1

Latest patents

Publication Filing date Title
GB489358A Improvements in straight bar knitting machines
GB463911A Device for feeding elastic threads to straight bar knitting machines
ES142160A1 Procedure, with its corresponding device, for the manufacture of a hem on straight collection machines.
GB476045A New or improved means for the production of a welt on straight bar knitting machines
US2082385A Production of hosiery
GB446470A Improvements in producing tubular hosiery
GB432844A Improvements in and relating to flat knitting machines
GB424482A Improvements in and relating to flat knitting machines
GB432325A Improvements in and relating to thread guides for winding machines
DE628151C Device for roesschen movement on flat weft knitting machines
GB422766A Improvements in and relating to flat knitting frames
GB418125A Improvements in and relating to the production of hosiery on flat knitting frames
DE628363C Fadenfuehreraufrueckeinrichtung for bottle and similar winding machines
GB415349A Improvements in and relating to flat bed knitting frames
GB408538A Improvements in and relating to hosiery and the production thereof
DE624832C Method and device for the production of socks with French heels and feet on flat weft knitting machines
US2036775A Flat hosiery frame
GB400414A Improvements in and relating to knitted fabrics and methods and apparatus for producing the same
DE614734C Flat weft knitting machine
US1927762A Method and apparatus for making lace fabric