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LUEHR HEINRICH

Overview
  • Total Patents
    20
About

LUEHR HEINRICH has a total of 20 patent applications. Its first patent ever was published in 1942. It filed its patents most often in Germany, Switzerland and Austria. Its main competitors in its focus markets chemical engineering, thermal processes and basic materials chemistry are HEINRICH LUEHR, LOSMA S P A and BETH A G MASCHF.

Patent filings in countries

World map showing LUEHR HEINRICHs patent filings in countries
# Country Total Patents
#1 Germany 7
#2 Switzerland 6
#3 Austria 3
#4 Belgium 2
#5 Spain 2

Patent filings per year

Chart showing LUEHR HEINRICHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Luehr Heinrich 12
#2 Heinrich Luehr 6

Latest patents

Publication Filing date Title
ES291022A1 Improvements in filtration facilities with filter bags to clean through expulsion gas (Machine-translation by Google Translate, not legally binding)
ES254928A2 Improvements in powder separator facilities with filtering bags to clean with pulsatory sweep gas pollution (Machine-translation by Google Translate, not legally binding)