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BEN COWAN

Overview
  • Total Patents
    13
About

BEN COWAN has a total of 13 patent applications. Its first patent ever was published in 1948. It filed its patents most often in United States, United Kingdom and Finland. Its main competitors in its focus markets textiles and paper, chemical engineering and machines are AIKAWA FIBER TECH TRUST, FIEDLER HEINRICH GMBH and ADVANCED FIBER TECH AFT TRUST.

Patent filings in countries

World map showing BEN COWANs patent filings in countries
# Country Total Patents
#1 United States 9
#2 United Kingdom 2
#3 Finland 1
#4 Norway 1

Patent filings per year

Chart showing BEN COWANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ben Cowan 6
#2 Cowan Ben 5
#3 Adam Cunningham 1
#4 Elijah Cowan 1

Latest patents

Publication Filing date Title
US3528281A Pulp stock consistency regulator
US3245535A Vertical pressure type pulp screen
US3243041A Horizontal pressure type pulp screen
GB773858A Stock metering and proportioning apparatus
US2869841A Agitator for pulp stock tanks
US2730118A Stock metering and proportioning apparatus
US2594400A Flat screen for pulp screening
GB670180A Screening and filtering apparatus
US2638226A Screening and filtering apparatus