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HOWARD ARTHUR CLIFFORD

Overview
  • Total Patents
    12
About

HOWARD ARTHUR CLIFFORD has a total of 12 patent applications. Its first patent ever was published in 1946. It filed its patents most often in Canada and Switzerland. Its main competitors in its focus markets transport and agriculture are ALBAN DE VIREL, MOTORKULTUR A G and EDWARD HAMMOND WHALLEY FOOT.

Patent filings in countries

World map showing HOWARD ARTHUR CLIFFORDs patent filings in countries
# Country Total Patents
#1 Canada 11
#2 Switzerland 1

Patent filings per year

Chart showing HOWARD ARTHUR CLIFFORDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Transport
#2 Agriculture

Focus technologies

# Technology
#1 Crop agriculture
#2 Motor vehicles

Top inventors

# Name Total Patents
#1 Howard Arthur Clifford 11
#2 Arthur Clifford Howard 1
#3 Griffith Edward Noel 1
#4 Hoes Limited Rotary 1

Latest patents

Publication Filing date Title
CA463488A Garden tractor, rotary hoe, and like agricultural machines controlled by a walking operator
CA473917A Compression ignition internal combustion engines
CA438710A Portable rotary hoe
CA440456A Soil cutting and lifting machine
CA434428A Trench digging machine
CA231770A Rotary hoe cultivator
CA477953A Hand starting mechanism for internal combustion engines
CA316044A Laundry washing machine
CA477954A Suspension systems for tractors and like vehicles
CA452103A Rotary hoeing, cultivating and like agricultural machine
CA262106A Tractor hoe