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TONE FRANK J

Overview
  • Total Patents
    23
About

TONE FRANK J has a total of 23 patent applications. Its first patent ever was published in 1902. It filed its patents most often in United States. Its main competitors in its focus markets materials and metallurgy, thermal processes and electrical machinery and energy are ACHESON EDWARD GOODRICH, INST STRUKTUR MAKROKINET AN and FELIX SINGER.

Patent filings in countries

World map showing TONE FRANK Js patent filings in countries
# Country Total Patents
#1 United States 23

Patent filings per year

Chart showing TONE FRANK Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tone Frank J 23

Latest patents

Publication Filing date Title
US1035919A Reduction of boron compounds.
US937120A Method of reducing metallic compounds.
US932069A Electric furnace.
US941339A Process of producing silicon carbid.
US1044295A Process of producing silicon carbid.
US1028151A Reduction of refractory ores.
US870326A Electric furnace.
US961913A Reduction of refractory compounds.
US961912A Method of heating carbon.
US939570A Composition of matter for generating heat.
US863674A Joint for carbon electrodes.
US869276A Process of reducing compounds with electrically-developed heat.
US921183A Process of reducing ores.
US842273A Process of reducing compounds.
US977984A Graphite article and method of making the same.
US836155A Electrical conductor and joint therefor.
US834948A Electrical furnace.
US833427A Manufacture of silicides and silicon alloys.
US800515A Incandescent electrical furnace.
US786859A Method of heating carbon articles.