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DELAWARE LACKAWANNA & WESTERN

Overview
  • Total Patents
    13
About

DELAWARE LACKAWANNA & WESTERN has a total of 13 patent applications. Its first patent ever was published in 1926. It filed its patents most often in United States. Its main competitors in its focus markets basic materials chemistry, machines and control are Shanxi xinyuan coal fuel co ltd, NEUFTEC LTD and PETROFINA LTD.

Patent filings in countries

World map showing DELAWARE LACKAWANNA & WESTERNs patent filings in countries
# Country Total Patents
#1 United States 13

Patent filings per year

Chart showing DELAWARE LACKAWANNA & WESTERNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Collins Jr Ernest Victor 4
#2 Landon Nathaniel R 3
#3 Mork Harry S 2
#4 Eddy Charles H 1
#5 Esselen Jr Gustavus J 1
#6 Burnside Lewis N 1
#7 Victor Collins Ernest 1
#8 Camp Charles H 1
#9 Eliot Farley 1
#10 Weiss Mark W 1

Latest patents

Publication Filing date Title
US2072442A Method of and apparatus for controlling the flow of fluids
US1911808A Method of coloring coal
US1952180A Method of imparting alpha multicolored effect to coal
US1945371A Method of treating coal and product thereof
US1781103A Method of treating coal
US1781102A Method of treating coal
US1748384A Method of treating coal and product thereof
US1748335A Method of treating coal and product thereof
US1733118A Coal chute
US1748787A Method of identifying fuel and product thereof
US1688695A Coal
US1656167A Method of and apparatus for heating clay products in kilns or ovens
US1832092A Gas producer