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ROBERTSON HARRY M

Overview
  • Total Patents
    20
About

ROBERTSON HARRY M has a total of 20 patent applications. Its first patent ever was published in 1923. It filed its patents most often in United States. Its main competitors in its focus markets thermal processes, materials and metallurgy and foods and drinks are AMERICAN DRESSLER TUNNEL KILNS, FURNANCE JUKO KK and SVENSKA METALLVERKENS UGNS AKT.

Patent filings in countries

World map showing ROBERTSON HARRY Ms patent filings in countries
# Country Total Patents
#1 United States 20

Patent filings per year

Chart showing ROBERTSON HARRY Ms patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Robertson Harry M 20

Latest patents

Publication Filing date Title
US1958448A Kiln
US1919258A Kiln
US1968775A Retort
US1908186A Kiln truck
US1883400A Kiln
US1823629A Process of annealing
US1827543A Kiln for decorating ceramic ware and other purposes
US1874064A Kiln
US1832818A Kiln truck
US1773011A Kiln
US1737540A Kiln
US1683807A Kiln
US1752697A Apparatus for annealing
US1706128A Apparatus for treating materials
US1610968A Apparatus for burning and heat-treating materials and bodies
US1636073A Kiln truck
US1621222A Apparatus for burning or calcining materials
US1628742A Apparatus for treating articles
US1581519A Apparatus for and process of treating food products
US1644693A Apparatus for producing smoke