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C S ENGINEERING CO

Overview
  • Total Patents
    107
About

C S ENGINEERING CO has a total of 107 patent applications. Its first patent ever was published in 1922. It filed its patents most often in United States and Canada. Its main competitors in its focus markets thermal processes, transport and engines, pumps and turbines are FREDERICK HARVEY TREVITHICK, NORTHERN EQUIPMENT CO and BABCOCK & WILCOX POWER GEN GROUP INC.

Patent filings in countries

World map showing C S ENGINEERING COs patent filings in countries
# Country Total Patents
#1 United States 61
#2 Canada 46

Patent filings per year

Chart showing C S ENGINEERING COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schellens Eugene L 64
#2 Schellens Christopher A 42
#3 Coffin Jr Joel S 20
#4 Coffin Joel S Jr 7
#5 Wheeler Charles W 2
#6 Casey William F J 2
#7 Levering Schellens Eugene 1
#8 Cavin Gustave 1
#9 Gustave Cavin 1
#10 Schellens C A 1

Latest patents

Publication Filing date Title
US2379217A Locomotive superheater
US2273290A Boiler and superheater
US2229136A Supplying superheated steam to locomotive engine cylinders
US2220365A Locomotive feed-water heating equipment
US2188315A Condensing steam locomotive
US2205911A High pressure steam generator
US2124339A Steam turbine and speed controlling mechanism therefor
US2095239A Locomotive feed water heating system and apparatus
US2101653A Impeller for centrifugal pumps
US2095238A Locomotive boiler feed water heating system and apparatus
US2017134A Locomotive
US2000581A Lubricated bearing
US1932230A Locomotive
US2007408A Turbine
US2064126A Locomotive
US1947742A Hydraulically-controlled valve
US1970628A Valve operating mechanism
US1984088A Trailer truck for locomotives
US1924341A Condensing locomotive
US1953834A Water heater