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JOHNSON PRODUCTS INC

Overview
  • Total Patents
    233
About

JOHNSON PRODUCTS INC has a total of 233 patent applications. Its first patent ever was published in 1939. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets engines, pumps and turbines, machines and mechanical elements are GENTEK TECHNOLOGIES MARKETING, GT Technologies and GOODWIN WILLIAM M.

Patent filings in countries

World map showing JOHNSON PRODUCTS INCs patent filings in countries
# Country Total Patents
#1 United States 75
#2 Canada 71
#3 France 25
#4 United Kingdom 25
#5 Germany 16
#6 Australia 10
#7 Italy 6
#8 Brazil 5

Patent filings per year

Chart showing JOHNSON PRODUCTS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bergmann Paul F 40
#2 Dadd Morris V 35
#3 Humphreys John W 30
#4 Cornell Richard D 18
#5 Kueny Kenneth E 16
#6 Johnson Charles E 10
#7 Coates David L 8
#8 Erickson Ronald R 6
#9 Cornell R 5
#10 Bergmann P 4

Latest patents

Publication Filing date Title
US4175572A Hair conditioning waving and straightening compositions and methods
CA1012429A Hydraulic lash adjuster for internal combustion engines
CA957583A Tappet for overhead camshaft engine
CA1019597A Sintered metal containing titanium carbide particles and method for making same
GB1371004A Hydraulic backlash adjuster and meter means
US3799129A Hydraulic lash adjuster oil metering means
US3902467A Lash adjuster and meter means
US3838669A Hydraulic lash adjuster
US3805753A Hydraulic lash adjuster for overhead cam engines
US3791355A Mechanical lash adjuster for overhead cam engines
AU3891872A Hydraulic tappet
AU3793272A Hydraulic tappet
DE2155876A1 MECHANICAL TAPPET
GB1311234A Metering mechanical tappet
AU3384371A Metered mechanical tappet
US3717134A Tappet push rod seat and meter means
US3750301A Spirit level with clamping action
US3658038A Tappet for overhead camshaft engine
US3661127A Hydraulic tappet with swivelably mounted pushrod
US3627515A Engine component steel containing small amounts of chromium and nickel