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HELL CO

Overview
  • Total Patents
    11
About

HELL CO has a total of 11 patent applications. Its first patent ever was published in 1927. It filed its patents most often in United States and United Kingdom. Its main competitors in its focus markets transport, machines and environmental technology are PETER OSKAR ERICH, QUAKER CITY IRON WORKS and BROWN STEEL TANK COMPANY.

Patent filings in countries

World map showing HELL COs patent filings in countries
# Country Total Patents
#1 United States 10
#2 United Kingdom 1

Patent filings per year

Chart showing HELL COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stragier Marcel G 2
#2 Strelow Henry A 2
#3 Eisenberg Jr Charles G 1
#4 Meyer Arnold F 1
#5 Leo Landry George 1
#6 Heil Julius P 1
#7 Pellegrini Louis A Jr 1
#8 French Henry C 1
#9 Pellegrini Louis A Sr 1
#10 Gruber Earl B 1

Latest patents

Publication Filing date Title
US6491489B1 Rolling pivot loading device
US2362658A Tapered tank construction
US2362262A Steering mechanism for two-wheeled tractors or the like
US2346017A Refrigerating system
US2108238A Closure
US2086969A Vent assemblage
US2004717A Valve actuating mechanism
US2008980A Hydraulic hoist
US1944351A Hoist mechanism
US1789975A Mechanical hoist