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HARRISON SAFETY BOILER WORKS

Overview
  • Total Patents
    81
About

HARRISON SAFETY BOILER WORKS has a total of 81 patent applications. Its first patent ever was published in 1896. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets machines, measurement and chemical engineering are SIMPLEX VALVE AND METER COMPAN, EQUITABLE METER COMPANY and SIMPLEX VALVE & METER COMPANY.

Patent filings in countries

World map showing HARRISON SAFETY BOILER WORKSs patent filings in countries
# Country Total Patents
#1 United States 72
#2 Canada 5
#3 France 4

Patent filings per year

Chart showing HARRISON SAFETY BOILER WORKSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gamble Joseph W 29
#2 Gibson George H 16
#3 Gamble Joseph Willard 11
#4 Wallem Axel B 8
#5 Sibson Horace E 3
#6 Wallem Axel Blytt 3
#7 Jones Robert V 2
#8 Jay Edward G Jr 2
#9 Wallen Axel Blytt 1
#10 Giele Walter S 1

Latest patents

Publication Filing date Title
US1290538A Fluid-proportioning apparatus.
US1296150A Fluid-proportioning apparatus.
US1262730A Automatic fluid-proportioning apparatus.
US1205189A Metering-heater.
US1218643A Measuring apparatus.
US1190400A Weir-plate.
US1152310A Flow-measuring apparatus.
US1205294A Liquid-measuring apparatus.
US1202050A Suction-meter.
CA158033A Liquid measure
US1247952A Adjustable flow-measuring apparatus.
US1218726A Liquid-measuring apparatus.
US1177029A Valve.
US1274703A Flow-measuring apparatus.
US1172351A Flow-measuring apparatus.
US1202379A Water-measuring apparatus.
US1184437A Water-measuring apparatus.
US1171035A Water-measuring apparatus.
US1172272A Valve.
US1170239A Measuring apparatus for liquids.