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DIEHL AMBROSE N

Overview
  • Total Patents
    12
About

DIEHL AMBROSE N has a total of 12 patent applications. Its first patent ever was published in 1907. It filed its patents most often in United States and Canada. Its main competitors in its focus markets materials and metallurgy, chemical engineering and thermal processes are COMB PROCESSES COMPANY, AJO STAHLBAU and BRASSERT & CO.

Patent filings in countries

World map showing DIEHL AMBROSE Ns patent filings in countries
# Country Total Patents
#1 United States 11
#2 Canada 1

Patent filings per year

Chart showing DIEHL AMBROSE Ns patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Diehl Ambrose N 12
#2 Worton Samuel G 2
#3 Brown William D 1
#4 Leahy Frank E 1
#5 Ahlen William 1

Latest patents

Publication Filing date Title
US1512583A Combustion system for hot-blast stoves
US1510588A Regenerative furnace
US1434878A Hot-blast stove
US1671628A Method of operating regenerative furnaces
US1392921A Apparatus for burning gases
US1493110A Cleaning gases
US1455834A Method of and apparatus for cleaning gases
US1141108A Hot-blast stove.
US1045003A Method of and apparatus for treating gases.
US1150505A Explosive-gas determinator.
US907134A Blast-furnace-charging apparatus.
CA257488A Method of operating blast furnaces