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EWALD HERMSDORF

Overview
  • Total Patents
    19
About

EWALD HERMSDORF has a total of 19 patent applications. Its first patent ever was published in 1911. It filed its patents most often in Germany, United Kingdom and United States. Its main competitors in its focus markets thermal processes, packaging and shipping and telecommunications are THOMPSON HANNA WILLIAM, KITAMURA HARUO and HANNA WILLIAM THOMPSON.

Patent filings in countries

World map showing EWALD HERMSDORFs patent filings in countries
# Country Total Patents
#1 Germany 11
#2 United Kingdom 4
#3 United States 3
#4 France 1

Patent filings per year

Chart showing EWALD HERMSDORFs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ewald Hermsdorf 3
#2 Hermsdorf Ewald 1

Latest patents

Publication Filing date Title
GB355976A Improvements in conduits for conveying pulverised fuel and air or gas to furnaces
US1749817A Apparatus for supplying powdered fuel to furnaces
GB296764A Improvements in or relating to the supply of powdered fuel to furnaces
US1699588A Apparatus for feeding powdered fuel
GB280181A Improvements in or relating to feeding mechanism for coal dust furnaces
US1684320A Apparatus for feeding powdered fuel to a. furnace
GB223548A Improvements in coal dust furnaces