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HALL JOSEPH M

Overview
  • Total Patents
    23
About

HALL JOSEPH M has a total of 23 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States and Canada. Its main competitors in its focus markets chemical engineering, mechanical elements and foods and drinks are OD G SOYUZNOGO NI TRAKTORNOGO, YOUNGER GILBERT W and NIVOBA BV.

Patent filings in countries

World map showing HALL JOSEPH Ms patent filings in countries
# Country Total Patents
#1 United States 18
#2 Canada 5

Patent filings per year

Chart showing HALL JOSEPH Ms patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hall Joseph M 23
#2 Tucker Herbert E 4

Latest patents

Publication Filing date Title
US2608125A Color density analyzer
US2440266A Comparison type light measuring device
US2321672A Change speed mechanism
US2280073A Method and apparatus for dehydrating liquid products
US2293541A Pump
US2217547A Concentrating and dehydrating apparatus and method
US2238364A Distributor head for dehydrators
US2230944A Concentrating and dehydrating apparatus
US2216815A Dehydrating system
US2230943A Heat exchange apparatus
US2188506A Method of desiccating fluid mixtures
US2268871A Apparatus for evaporating milk and other liquid products
US2218530A Change speed mechanism
US2189794A Change speed gearing
US2133987A Change speed gearing
US2034391A Street or road marker
US1733223A Shock absorber
US1696478A Shock absorber
CA269329A Shock absorber
CA459762A Light measuring device