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T AN TESCH AKTIEBOLAG

Overview
  • Total Patents
    24
About

T AN TESCH AKTIEBOLAG has a total of 24 patent applications. Its first patent ever was published in 1934. It filed its patents most often in United Kingdom, France and Germany. Its main competitors in its focus markets materials and metallurgy, thermal processes and chemical engineering are AJO STAHLBAU, BRASSERT & CO and H A BRASSERT AND COMPANY.

Patent filings in countries

World map showing T AN TESCH AKTIEBOLAGs patent filings in countries
# Country Total Patents
#1 United Kingdom 7
#2 France 6
#3 Germany 3
#4 Luxembourg 3
#5 United States 3
#6 Spain 1
#7 Sweden 1

Patent filings per year

Chart showing T AN TESCH AKTIEBOLAGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Johansson Isak Edvin 4
#2 Edvin Johansson Isak 3
#3 Tesch Erik Torsten Anderson 2
#4 Anderson Tesch Erik Torsten 1
#5 Tesch Erik Torsten Andersson 1

Latest patents

Publication Filing date Title
GB845392A Improvements in or relating to shaft furnace charging devices
GB846373A Improvements in or relating to shaft furnace charging devices
US2965249A Charging devices for shaft furnaces
US2965250A Charging devices for shaft furnaces
ES236845A1 Load provision equipped with trailer for cuban ovens and, in particular, high ovens (Machine-translation by Google Translate, not legally binding)
GB810928A Improvements in or relating to stock distributors for shaft furnaces
US2902179A Blast furnace charging systems
GB720775A Apparatus for charging a shaft furnace
GB504103A Apparatus for mixing liquors together and/or with solid particles
GB495694A Improvements in apparatus for separating liquid from solid matters suspended therein