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DAYTON ENG LAB CO

Overview
  • Total Patents
    133
About

DAYTON ENG LAB CO has a total of 133 patent applications. Its first patent ever was published in 1912. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets engines, pumps and turbines, machines and electrical machinery and energy are BIJUR MOTOR APPLIANCE COMPANY, MITSUBA CORP CO LTD and BOSCH MAGNETO COMPANY.

Patent filings in countries

World map showing DAYTON ENG LAB COs patent filings in countries
# Country Total Patents
#1 United States 104
#2 United Kingdom 13
#3 Canada 7
#4 France 6
#5 Germany 3

Patent filings per year

Chart showing DAYTON ENG LAB COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chryst William A 36
#2 Kettering Charles F 26
#3 Hunt John H 24
#4 Haas Nelson R 6
#5 Ahlers Robert H 5
#6 Bradford Zerbe C 4
#7 Schwarz Elmer H 4
#8 Langner Lawrence 3
#9 Polk Earl M 3
#10 Roscoe Millward John 3

Latest patents

Publication Filing date Title
US1693998A Electric switch
US1598712A Liquid-supply apparatus
US1618858A Engine-starting apparatus
US1618875A Molded composition and method of making the same
US1591508A Engine-starting apparatus
US1557000A Dynamo frame
US1587212A Engine-starting apparatus
GB222435A Improvements in engine starting systems
US1585831A Rngine-starting and battery-charging apparatus
US1796855A Electrical condenser
US1577749A Commutator-brush mounting
US1556892A Apparatus for making armatures
US1556893A Apparatus for making armatures
US1512675A Clutch
US1599840A Method of making rotors
US1501490A Fuel burner
US1599875A Switch
US1483178A Suction burner
GB185594A Improvements in and relating to starting devices for internal combustion engines
US1501489A Regulator for ignition systems