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JOHNSON MFG COMPANY

Overview
  • Total Patents
    29
About

JOHNSON MFG COMPANY has a total of 29 patent applications. Its first patent ever was published in 1898. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets civil engineering, machine tools and measurement are BLACK CAT BLADES LTD, GROOT NIJKERK MASCHF B V DE and IIDA TEKKO KK.

Patent filings in countries

World map showing JOHNSON MFG COMPANYs patent filings in countries
# Country Total Patents
#1 United States 16
#2 United Kingdom 5
#3 Canada 4
#4 Spain 4

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Johnson Charles M 12
#2 Lowder James E 4
#3 Lowder James Edwin 4
#4 Johnson Charles Matthews 3
#5 Wickersham Don P 3
#6 Otto Waldvogel Karl 3
#7 Johnson Charles Matthew 2
#8 Gickler Alan 1
#9 Lamb Claude G 1
#10 Johnson John A 1

Latest patents

Publication Filing date Title
ES316580A1 Improvements in land excavating machines. (Machine-translation by Google Translate, not legally binding)
ES316579A1 An excavating machine-sprayer of earth. (Machine-translation by Google Translate, not legally binding)
ES316578A1 An excavating machine of earth. (Machine-translation by Google Translate, not legally binding)
GB1058506A Improvements in or relating to earth moving apparatus
GB1095202A Bowl-type earth-moving and scraping apparatus
GB1095203A Earth moving apparatus
GB1065585A Earth scraping machine with an elevating conveyor
GB1062788A Earth scraper with pivoted conveyor
ES315113A1 A moving excavator machine. (Machine-translation by Google Translate, not legally binding)
US3346972A Hydraulic circuits for earth scraping machines
US3292278A Elevating scraper
US3274711A Earth scraper with retractable bottom wall
US3191322A Earth scraper with pivoted conveyor
US3208165A Earth scraper with hydraulically operated conveyor
US3059714A Scraper drive and mounting
US3108388A Earth-moving machine
US2984022A Earth-moving machine
US2134067A Hygrometer
US2035932A Hygrometer
US1970787A Shipping box