Learn more

WEST LEONIDAS D

Overview
  • Total Patents
    16
About

WEST LEONIDAS D has a total of 16 patent applications. Its first patent ever was published in 1900. It filed its patents most often in United States and Canada. Its main competitors in its focus markets thermal processes, civil engineering and medical technology are NOVAK VLADIMIR, RUSSELL NELSON J and VEZINA ANTOINE EMILE.

Patent filings in countries

World map showing WEST LEONIDAS Ds patent filings in countries
# Country Total Patents
#1 United States 14
#2 Canada 2

Patent filings per year

Chart showing WEST LEONIDAS Ds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 West Leonidas D 16
#2 Carnine Arba Ira 1

Latest patents

Publication Filing date Title
US1455691A Automatic door closer
US1390947A Air-heater for stoves and furnaces
US1275339A Smoke-abator.
US1267299A Stop for furnace-doors.
US1267298A Furnace-door attachment.
US1267297A Fuel-saving and smoke-consuming device.
US1267296A Fuel-saver and smoke-consumer.
US1267295A Fuel-saver and smoke-consumer.
US1231828A Flush-valve.
US1229363A Fume-disseminator.
US1247761A Fuel-saver and smoke-consumer.
US663315A Apparatus for producing combustion.
US665947A Apparatus for producing combustion.
US663987A Attachment for heaters.
CA10595A Improvements on barrel stands
CA10800A Improvements on barrel stands