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H H FRANKLIN MFG COMPANY

Overview
  • Total Patents
    48
About

H H FRANKLIN MFG COMPANY has a total of 48 patent applications. Its first patent ever was published in 1902. It filed its patents most often in United States, France and United Kingdom. Its main competitors in its focus markets engines, pumps and turbines, computer technology and transport are EMIL SCHUBERT, LOCOMOBILE COMPANY and GUBELMANN WILLIAM S.

Patent filings in countries

World map showing H H FRANKLIN MFG COMPANYs patent filings in countries
# Country Total Patents
#1 United States 45
#2 France 2
#3 United Kingdom 1

Patent filings per year

Chart showing H H FRANKLIN MFG COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wilkinson John 10
#2 Brown William H 10
#3 Stellmann Louis M 4
#4 Emond William H 3
#5 Burns John L 3
#6 Underwood Herbert G 2
#7 John Wilkinson 2
#8 Marks Edward S 2
#9 Sergius Vernet 2
#10 Noxon Charles P L 1

Latest patents

Publication Filing date Title
US1876871A Fan construction
US1876996A Air cooling system for aeroplane engines
GB336663A Improvements in or relating to air cooled internal combustion engines
US1830855A Tool for assembling pistons to cylinders
US1860612A Adjustable seat
US1810221A Striping tool
US1684773A Vibration-absorbing element
US1646897A Counterbalancing device for shafts
US1557625A Piston construction
US1546872A Starting mechanism for internal-combustion engines
US1578693A Primer for internal-combustion engines
US1426684A Brake drum
US1492351A Lubricating means for motion-transmitting joints
US1431991A Joint for vehicle springs
US1426710A Calculating machine
US1566306A Valve for controlling heated gases to intake-manifold jackets
US1472449A Intake manifold for internal-combustion engines
US1582314A Air-cooled internal-combustion engine
US1387773A Vehicle-body-door construction
US1465729A Body and seat arrangement for motor vehicles