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DEUTSCHE DUNLOP GUMMI CIE AG

Overview
  • Total Patents
    95
About

DEUTSCHE DUNLOP GUMMI CIE AG has a total of 95 patent applications. Its first patent ever was published in 1912. It filed its patents most often in Germany, France and Austria. Its main competitors in its focus markets machines, transport and machine tools are APSLEY METALS LTD, PIRELLI PNEUMATICHI S P A and IHLE REIFEN GMBH.

Patent filings in countries

World map showing DEUTSCHE DUNLOP GUMMI CIE AGs patent filings in countries
# Country Total Patents
#1 Germany 83
#2 France 10
#3 Austria 2

Patent filings per year

Chart showing DEUTSCHE DUNLOP GUMMI CIE AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kraemer Dipl-Ing Willy 4
#2 Titze Dipl-Ing Dr Klaus 3
#3 Mraz Hans 2
#4 Hank Dipl-Chem Dr Rudolf 2
#5 Russ Horst 1
#6 Thuemmler Karl 1
#7 Degler Dipl-Chem Dr Gerhard 1
#8 Angerer Dipl-Chem Dr Gerd 1
#9 Caspary Dr Rudolf 1
#10 Kloetzer Dipl-Chem Dr Erhard 1

Latest patents

Publication Filing date Title
DE1257675B Device for bringing together cord layers
DE1236180B Device for feeding a web of steel cables or a material of similar rigidity embedded in a rubber compound to a cutting machine
DE1253908B Conveyor device for cord layers cut on a cutting machine
DE1218587B Electrical pressure safety switch, preferably for tire vulcanizing presses
DE1262019B Process for the production of polybutadiene
DE1248285B Tread reinforcement for pneumatic vehicle tires
DE1215911B Bracket for the mandrel of extrusion presses
DE1234382B Process for firmly bonding rubber to metals
DE1241970B Machine for building pneumatic vehicle tires
DE1188798B Method for mixing steel cords into rubber compounds
DE1208878B Method and device for maintaining the shape of a green tire built on a building machine
DE1228792B Machine for the flat construction of pneumatic vehicle tires
DE1252988B Valve
DE1218146B Building drum for the flat structure of pneumatic vehicle tires
DE1148899B Bead insert for pneumatic tires
DE1190653B Device for the flat construction of tire carcasses with bead rings
DE1199979B Process for the production of cross-linked moldings from powdery polyacrolein
DE1113152B Bead insert for vehicle tires
DE1143020B Solvent for polyacrolein
DE1125161B Process for molding and vulcanizing vehicle tires