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ALEXANDER LAUGHLIN

Overview
  • Total Patents
    15
About

ALEXANDER LAUGHLIN has a total of 15 patent applications. Its first patent ever was published in 1901. It filed its patents most often in United States. Its main competitors in its focus markets thermal processes, basic materials chemistry and foods and drinks are S R SMYTHE COMPANY, FORTER MILLER ENGINEERING COMPANY and PYROGENESIS INC.

Patent filings in countries

World map showing ALEXANDER LAUGHLINs patent filings in countries
# Country Total Patents
#1 United States 15

Patent filings per year

Chart showing ALEXANDER LAUGHLINs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Reuleaux Josef 13
#2 Crockard Frank H 1
#3 Gordon Louis H 1

Latest patents

Publication Filing date Title
US1098171A Regenerative furnace.
US948249A Gas-producer.
US875459A Continuous heating-furnace.
US872800A Open-hearth steel plant.
US875458A Continuous heating-furnace.
US782697A Continuous heating-furnace.
US788378A Gas-producer.
US787222A Reversing-valve for regenerative furnaces.
US767243A Continuous heating-furnace.
US758475A Gas-producer.
US742740A Air-heating apparatus for reverberatory furnaces.
US726757A Gas-producer.
US726173A Continuous heating-furnace.
US681115A Soaking-pit cover.
US680997A Heating-furnace.