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HEINRICH FRINGS

Overview
  • Total Patents
    18
About

HEINRICH FRINGS has a total of 18 patent applications. Its first patent ever was published in 1919. It filed its patents most often in France, Germany and Canada. Its main competitors in its focus markets foods and drinks, chemical engineering and environmental technology are WEINESSIGFABRIK ANTON ENENKEL, FRINGS FA HEINRICH and FRINGS HEINRICH.

Patent filings in countries

World map showing HEINRICH FRINGSs patent filings in countries
# Country Total Patents
#1 France 6
#2 Germany 4
#3 Canada 3
#4 United Kingdom 3
#5 United States 2

Patent filings per year

Chart showing HEINRICH FRINGSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ebner Heinrich 3
#2 Heinrich Frings 1
#3 Els Heinrich 1
#4 Enenkel Anton 1

Latest patents

Publication Filing date Title
US3445245A Process for acetic acid fermentation
DE694117C Device for the production of fermentation vinegar
GB448392A Improvements in apparatus for the production of vinegar
US1880381A Manufacture of vinegar
GB352740A Improved manufacture of vinegar
DE530386C Injection wheel for loading vinegar formers
GB296950A Improvements in or connected with acetification apparatus or vinegar generators
DE490534C Infusion device for vinegar formers
DE328878C Device to improve the residual filtration in precoat filters
CA839686A Process and apparatus for the production of vinegar by submerged fermentation of alcohol-containing mashes
CA513209A Process of oxidative fermentation of alcohols and apparatus for carrying out the same
CA849394A Aerator for liquids