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FRIEDMANN KG ALEX

Overview
  • Total Patents
    458
About

FRIEDMANN KG ALEX has a total of 458 patent applications. Its first patent ever was published in 1940. It filed its patents most often in Austria, Germany and France. Its main competitors in its focus markets transport, mechanical elements and environmental technology are HAGENUK FAHRZEUGKLIMA GMBH, GOLD EDWARD ETHEL and SIEMENS DUEWAG GMBH.

Patent filings per year

Chart showing FRIEDMANN KG ALEXs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Engel Ignaz Ing 43
#2 Lipinski Johann Dipl Ing 28
#3 Engel Ignaz 23
#4 Seidl Friedrich Ing 22
#5 Friedmann Kommandit-Gesellscha 15
#6 Lipinski Dipl-Ing Johann 12
#7 Engel I 11
#8 Lipinski Johann 10
#9 Johann Lipinski 8
#10 Seidl Ing Friedrich 8

Latest patents

Publication Filing date Title
DE19516242A1 Heater for suburban electric railcar
ATA60194A Air-conditioning device for a rail vehicle
ATA41294A Heating/ventilation device for vehicles
ATA127993A Device for controlling and controlling electrical, electronic or electromechanical components in rail vehicles
ATA128093A Set-point switch
ATA128193A Control device for at least two electrical consumers arranged in a rail vehicle
HRP930549A2 Railway carriage with heating and air conditioning
ATA26093A Method for the air conditioning and air conditioning of a vehicle, in particular a rail vehicle
ATA113892A Method and device for air-conditioning of a railway coach
ATA90092A Refrigerating machine
ATA253891A Toilet installation
EP0368350A2 Waste disposal apparatus for water-closets in automotive vehicles provided with combustion engines
WO9002303A1 Process for concentrating sludge-like substances
ATA316187A Railway wagon having a heating and air conditioning system
ATA171687A Driver's stand of a rail vehicle
EP0155256A2 Railway carriage with a heating and air conditioning device
YU223984A Air condition system for railway cars
ATA244984A Railway trolley with a heating or air conditioner
ATA238084A Railway wagon with heating or air conditioner
ATA88184A Railway wagon with heating or air conditioner