Learn more

FREUDENBERG CARL GMBH

Overview
  • Total Patents
    65
About

FREUDENBERG CARL GMBH has a total of 65 patent applications. Its first patent ever was published in 1927. It filed its patents most often in United Kingdom, France and Austria. Its main competitors in its focus markets textiles and paper, mechanical elements and foods and drinks are NATURIN G M B H, NON MERCURIC CARROT COMPANY and GUANGXI RONGSHUI XINYUAN WOOD PRODUCT CO LTD.

Patent filings in countries

World map showing FREUDENBERG CARL GMBHs patent filings in countries
# Country Total Patents
#1 United Kingdom 18
#2 France 16
#3 Austria 7
#4 Switzerland 7
#5 Canada 5
#6 Denmark 5
#7 United States 5
#8 Germany 1
#9 Spain 1

Patent filings per year

Chart showing FREUDENBERG CARL GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Carl Freudenberg G M B H 7
#2 Lange Gustav 5
#3 Runkel Roland 5
#4 Freudenberg Hans 3
#5 Freudenberg Richard 3
#6 Walter Becker Oskar 2
#7 Roland Runkel 2
#8 Hans Freudenberg 2
#9 Gustav Lange 2
#10 Von Veh Ernst 1

Latest patents

Publication Filing date Title
GB502115A Improvements in fluid-sealing devices for shafts, bearings and the like
GB482974A A process for the manufacture of flexible electric braid or cord, telephone flex and electric cables
GB490036A An improved insulating material for electrical purposes
GB471954A Improvements in or relating to flexible tubes
US2272650A Fluid seal for direct insertion between relatively moving machine parts
GB478136A Improvements in or relating to oil seals for moving machine parts
GB466064A Improvements in or relating to absorbable wadding
GB470626A Improvements in or relating to artificial horsehair for upholstery stuffing material, brush material, bristle material and the like
GB470199A Improvements in or relating to artificial horsehair for upholstery stuffing material, brush material, bristle material and the like
GB459737A Improvements in oil packings for moving parts
US2056596A Process for the manufacture of shaped products
GB452354A A process for the manufacture of shaped products from animal fibrous material
GB464406A A process for working up untanned animal hyde material
GB460606A Improvements in or relating to flexible tubes
GB452348A Improvements in or relating to the manufacture of spun yarn, spun or woven fabrics and other textiles
US2120851A Process for the manufacture of spun goods, fabrics, and other textiles
GB456726A A process for the manufacture of waterproof products from animal fibrous material
GB439784A Method of improving gelatine
GB445721A A process for the production of fibrous material from animal skins
GB446533A Improvements in or relating to the manufacture of textiles