Learn more

KAUFMANN FRANZ

Overview
  • Total Patents
    11
About

KAUFMANN FRANZ has a total of 11 patent applications. Its first patent ever was published in 1949. It filed its patents most often in Switzerland, Austria and France. Its main competitors in its focus markets environmental technology, thermal processes and civil engineering are KIRCHMAYER LEONHARD, ELIOFORM AG and SHISHIDO TAKAO.

Patent filings in countries

World map showing KAUFMANN FRANZs patent filings in countries
# Country Total Patents
#1 Switzerland 4
#2 Austria 2
#3 France 2
#4 Germany 1
#5 Italy 1
#6 United States 1

Patent filings per year

Chart showing KAUFMANN FRANZs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kaufmann Franz 5
#2 Winter Beate 1
#3 Franz Kaufmann 1
#4 Flothmann Johannes 1
#5 Hafner Andreas 1
#6 Miller Trine Hefsgaard 1

Latest patents

Publication Filing date Title
US2012164162A1 Methods in cell cultures, and related inventions, employing certain additives
IT1125737B Heating system using heat recovery from swimming bath - has heat pump to extract heat from soil and solar energy
FR2349026A1 High press. reciprocating piston steam engine - has high duty evaporator, pistoned cylinders, counter pressure stage and high press. condensation
DE2712550A1 HEATING SYSTEM
CH619294A5 Heating installation
ATA125077A Heating system
CH611117A5 System for watering, fertilizing and heating plant roots in the earth in the open air by means of solar collectors